Key:

  • Pts – total number of games points earned in a match
  • G# – game number # in a match
  • W – total wins by a side in a match
  • L – total wins by a side in a match
  • T – total ties by a side in a match
  • * – potout

World Singles 77

28 April 2025 · Cambridge · Cambridgeshire · England · UK · CB2 3AP

Umpire: Zach Bond

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
27 3 6* 6 6* 6       4 1 0
Matthew Rose (ETwA) 8 4 1* 1 1* 1       1 4 0

Reports and sources: Winking World 105 • January 2026 • pages 39–40

World Singles 76

25 October 2024 · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA) 28½ 4 4 3 7* 5     5 2 0
Dave Lockwood (NATwA),
challenger
13½ 3 3 4 0* 2     2 5 0

Reports and sources: (to be provided)

World Singles 75

6 April 2024 · Patrick Barrie’s office, Emmanuel College • Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA) 27½ 6* 3 4 3   4 3 0
Patrick Barrie (ETwA),
challenger
21½ 1* 4 4 4   3 4 0

Reports and sources: Winking World 105 • January 2025 • pages 31–33; email from Patrick Barrie to Rick Tucker, 7 April 2024.

World Singles 74

21 April 2023 · Downing College, Cambridge · Cambridgeshire · England · UK · CB2 3AP

Umpire • Harley Jones

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA) 26 4 6 4 2     5 1 0
Dave Lockwood (NATwA),
challenger
16 3 1 3 5     1 5 0

Reports and sources: Winking World 104 • The Catch Up Edition • October 2023 • pages 30–32.

World Singles 73

11 March 2023 · Emmanuel College, Cambridge · Cambridgeshire · England · UK · CB2 3AP

Umpire • Harley Jones

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA),
challenger
26 2 5 3 0* 6* 4 6*   4 3 0
Patrick Barrie (ETwA) 23 5 2 4 7* 1* 3 1*   3 4 0

Reports and sources: Winking World 104 • The Catch Up Edition • October 2023 • pages 27–28

World Singles 72

April 2022 · Emmanuel College, Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA) 30 3 3 6 6 6 6     4 1 0
Patrick Driscoll (ETwA),
challenger
12 4 4 1 1 1 1     1 4 0

Reports and sources: Winking World 104 Supplementary • The Lost Years (Post-pandemic), page 15.

World Singles 71

18 October 2019 · Patrick Barrie’s office, Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA) 25 3 3 4 1 6 5 3   3 4 0
Larry Kahn (NATwA),
challenger
24 4 4 3 6 1 2 4   4 3 0

Reports and sources: https://etwa.org/oldresults/2019.html 

Winking World 104 Supplementary • The Lost Years (Pre-pandemic), pages 26–28

World Singles 70

28 April 2017 · Emmanuel College, Patrick Barrie’s office · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
25 6* 1 4 7* 6 1     4 2 0
Larry Kahn (NATwA) 17 1* 6 3 0* 1 6     2 4 0

Reports and sources: Larry Kahn email (2018-04-30)

World Singles 69

29 April 2016 · Emmanuel College, Patrick Barrie’s office · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 28 6 6* 5* 6 5       5 0 0
Patrick Barrie (ETwA),
challenger
7 1 1* 2* 1 2       0 5 0

Reports and sources: Larry Kahn email (2018-04-30)

World Singles 68

24 April 2015 · Emmanuel College · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
25 3 3 4 4 4 6 1*   4 3 0
Patrick Barrie (ETwA) 24 4 4 3 3 3 1 6*   3 4 0

World Singles 67

24 October 2013 · Emmanuel College, Patrick Barrie’s office · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
26 1* 3 7* 4 2 3 6*   3 4 0
Larry Kahn (NATwA) 23 6* 4 0* 3 5 4 1*   4 3 0

Reports and sources: Patrick Barrie email (2013-10-13); Winking World 97, page 8

World Singles 66

26 October 2012 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 28½ 6 6* 5* 1* 3 6   4 3 0
Patrick Barrie (ETwA),
challenger
20½ 1 1* 2* 6* 4 1   3 4 0

Reports and sources: Winking World 96, page 22

World Singles 65

28 October 2011 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25½ 6 4 5* 6 2     4 2 0
Matt Fayers (ETwA),
challenger
16½ 1 3 2* 1 5     2 4 0

Reports and sources: Winking World 96, page 6

World Singles 64

2 September 2010 · Larry Kahn residence · 9412 Cello Court · Vienna · Virginia · USA · 22182

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA), 
challenger
26 6 3 4 3 5 5     4 2 0
Matt Fayers (ETwA) 16 1 4 3 4 2 2     2 4 0

World Singles 63

20 March 2010 · Emmanuel College, Patrick Barrie’s office · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matt Fayers (ETwA) 26 6 1 4 6     5 1 0
Patrick Barrie (ETwA),
challenger
16 1 6 3 1     1 5 0

Referee: Alan Dean

Reports and sources: Winking World 93, page 18

World Singles 62

9 October 2009 · Emmanuel College · Saint Andrews Street · Cambridge · Cambridgeshire · England · UK · CB2 3AP

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matt Fayers (ETwA),
challenger
27½ 6 1* 4 5 6     5 1 0
Matthew Rose (ETwA) 14½ 1 6* 3 2 1     1 5 0

Reports and sources: Sarah Knight email (2009-10-09); Winking World 92, page 51

World Singles 61

7 September 2008 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA),
challenger
28 4 6 1 1 6 5 5   5 2 0
Andy Purvis (ETwA) 21 3 1 6 6 1 2 2   2 5 0

Reports and sources: Winking World 90, page 28

World Singles 60

20 October 2006 · Selwyn College, Stew Sage’s room, N1 on Cripps Court · Cranmer Road · Cambridge · Cambridgeshire · England · UK · CB3 9DQ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA) 29 4 1 6 5 1 6 6*   5 2 0
Larry Kahn (NATwA),
challenger
20 3 6 1 2 6 1 1*   2 5 0

Reports and sources: Patrick Barrie email (2006-10-11, 2006-10-19); Winking World 86, page 35

World Singles 59

22 October 2004 · Queens’ College, Erasmus Room · Silver Street · Cambridge · Cambridgeshire · England · UK · CB3 9ET

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA),
challenger
30⅓ 2⅓ 7* 6 3 6 6*     4 2 0
Larry Kahn (NATwA) 11½ 4⅔ 0* 1 4 1 1*     2 4 0

Reports and sources: Patrick Barrie email (2004-10-08); Christine Barrie email (2004-10-22)

World Singles 58

25 April 2003 · Queens’ College, Old Kitchens · Silver Street · Cambridge · Cambridgeshire · England · UK · CB3 9ET

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
25½ 5* 1 5 5* 5*     5 1 0
Matthew Rose (ETwA) 16½ 2* 6 2 2* 2*     1 5 0

Reports and sources: Patrick Barrie email (2003-04-23, 2003-04-28); Joe Sachs email (2003-04-28); Winking World 80, page 22

World Singles 57

6 April 2003 · Queens’ College, Erasmus Room · Silver Street · Cambridge · Cambridgeshire · England · UK · CB3 9ET

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Matthew Rose (ETwA),
challenger
26 5 3 7* 6 5       4 1 0
Patrick Barrie (ETwA) 9 2 4 0* 1 2       1 4 0

Reports and sources: Winking World 80, page 22

World Singles 56

25 October 2002 · The Castle Inn · 38 Castle Street · Cambridge · Cambridgeshire · England · UK · CB3 0AJ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA) 28½ 7* 4 6 1 6     5 1 0
Dave Lockwood (NATwA),
challenger
13½ 0* 3 1 6 1     1 5 0

Reports and sources: Patrick Barrie email (2002-10-22, 2002-10-28)

World Singles 55

6 October 2002 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA) 25 3 6 2* 2* 6* 6     3 3 0
Ed Wynn (ETwA),
challenger
17 4 1 5* 5* 1* 1     3 3 0

World Singles 54

26 October 2001 · The Castle Inn · 38 Castle Street · Cambridge · Cambridgeshire · England · UK · CB3 0AJ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
26 6 1 7* 1 4   4 3 0
Dave Lockwood (NATwA) 23 1 6 0* 6 3   3 4 0

Reports and sources: Patrick Barrie email (2001-10-22, 2001-10-29)

World Singles 53

21 October 2001 · Brookville · Maryland · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA),
challenger
25½ 1 5 4 3 6 1   4 3 0
Larry Kahn (NATwA) 23½ 6 2 3 4 1 6   3 4 0

Referee: Rick Tucker

Reports and sources: Patrick Barrie email (2001-10-22)

World Singles 52

20 October 2000 · The Castle Inn · 38 Castle Street · Cambridge · Cambridgeshire · England · UK · CB3 0AJ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 26 6 4 2 6 6 2     4 2 0
Patrick Barrie (ETwA),
challenger
16 1 3 5 1 1 5     2 4 0

Reports and sources: Larry Kahn email (2000-10-25); Winking World 75, page 27

World Singles 51

22 October 1999 · The Castle Inn · 38 Castle Street · Cambridge · Cambridgeshire · England · UK · CB3 0AJ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
27½ 6 6* 6 2 6     4 2 0
Patrick Barrie (ETwA) 14½ 1 1* 1 5 1     2 4 0

Reports and sources: Winking World 73, page 30

World Singles 50

8 October 1999 · Oxford · Oxfordshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
26½ 6 3 1 6* 6     4 2 0
Andy Purvis (ETwA) 15½ 1 4 6 1* 1     2 4 0

Reports and sources: Winking World 73, page 25

World Singles 49

20 November 1998 · Silwood Park, University of London · Buckhurst Road · Ascot · Berkshire · England · UK · SL5 7QN

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA) 30 1 7 4 2 3 7 6   4 3 0
Larry Kahn (NATwA),
challenger
19 6 0 3 5 4 0 1   3 4 0

World Singles 48

24 April 1998 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA),
challenger
26½ 6 6 6 4 2⅓ 2     4 2 0
Larry Kahn (NATwA) 15½ 1 1 1 3 4⅔ 5     2 4 0

World Singles 47

20 November 1997 · The Castle Inn · 38 Castle Street · Cambridge · Cambridgeshire · England · UK · CB3 0AJ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25 5 3 6* 5 6       4 1 0
Patrick Barrie (ETwA),
challenger
10 2 4 1* 2 1       1 4 0

Reports and sources: Winking World 70, page 3

World Singles 46

12 October 1997 · Rick Tucker residence · 4651 Kinsey Lane · Alexandria · Virginia · USA · 22311

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
25½ 5 3 1     4 2 0
Dave Lockwood (NATwA) 16½ 2 4 6     2 4 0

Referee: Rick Tucker

World Singles 45

31 October 1996 · Cambridge · Cambridgeshire · England · UK
Order of games unknown.

  Pts G G G G G G G G W L T
Dave Lockwood (NATwA),
challenger
26 6 6 6 5 2 1     4 2 0
Geoff Myers (ETwA) 16 1 1 1 2 5 6     2 4 0

World Singles 44

17 November 1995 · Queens’ College, Armitage Room · Silver Street · Cambridge · Cambridgeshire · England · UK · CB3 9ET

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Geoff Myers (ETwA),
challenger
28 6 6 6* 4 6       5 0 0
Larry Kahn (NATwA) 7 1 1 1* 3 1       0 5 0

Reports and sources: Winking World 66, page 19

World Singles 43

30 April 1995 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 26 4 6 7 4 1 4     5 1 0
Patrick Barrie (ETwA),
challenger
16 3 1 0 3 6 3     1 5 0

World Singles 42

31 March 1995 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
26½ 1 6 7 1 3 3   3 4 0
Patrick Barrie (ETwA) 22½ 6 1 0 6 4 4   4 3 0

World Singles 41

31 October 1994 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA) 26½ 7 2 6 1 2 6   3 4 0
Dave Lockwood (NATwA),
challenger
22½ 0 5 1 6 5 1   4 3 0

World Singles 40

13 June 1994 · Queens’ College, Angevin Room · Silver Street · Cambridge · Cambridgeshire · England · UK · CB3 9ET

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Patrick Barrie (ETwA),
challenger
25 4 6 6 0* 6* 3     4 2 0
Geoff Myers (ETwA) 17 3 1 1 7* 1* 4     2 4 0

Reports and sources: Winking World 63, page 30

World Singles 39

29 October 1993 · St. Cross College, conference room · Oxford · Oxfordshire · England · UK · OX1 3LZ

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Geoff Myers (ETwA) 26 2* 6 6* 7* 0* 5     4 2 0
Andy Purvis (ETwA),
challenger
16 5* 1 1* 0* 7* 2     2 4 0

Reports and sources: Winking World 62, page 5

World Singles 38

9 May 1993 · University College · Oxford · Oxfordshire · England · UK · OX1 4BH

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Geoff Myers (ETwA) 29 6 6 7*       5 0 0
Andy Purvis (ETwA),
challenger
6 1 1 0*       0 5 0

Reports and sources: Winking World 61, page 20

World Singles 37

31 October 1992 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Geoff Myers (ETwA) 25½ 1 5 5 5 4     5 1 0
Dave Lockwood (NATwA),
challenger
16½ 6 2 2 2 3     1 5 0

World Singles 36

27 September 1992 · Sue Shrut & Saul Agranoff residence · 1 Carsha Drive · Natick · Massachusetts · USA · 01760

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Geoff Myers (ETwA),
challenger
25 5 6 1 3 3 6 1   3 4 0
Larry Kahn (NATwA) 24 2 1 6 4 4 1 6   4 3 0

Referee: Nick Inglis

World Singles 35

16 March 1991 · Hughes Methodist Church · 10700 Georgia Avenue · Wheaton · Maryland · USA · 20902

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 29 3 4 6 5 4 1* 6   4 2 0
Dave Lockwood (NATwA),
challenger
20 4 3 1 2 3 6* 1   2 4 0

Notes: 10:30 start

Referee: Rick Tucker

Reports and sources: Newswink 26

World Singles 34

26 November 1990 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
30½ 1 7 3 5 6 6   4 3 0
Andy Purvis (ETwA) 18½ 6 0 4 2 1 1   3 4 0

Reports and sources: Winking World 56, page 20; Newswink 26

World Singles 33

26 November 1990 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA) 27½ 4 6 6 4 2     5 1 0
Nick Inglis (ETwA),
challenger
14½ 3 1 1 3 5     1 5 0

Reports and sources: Winking World 56, page 17; Newswink 26

World Singles 32

23 November 1990 · Oxford · Oxfordshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Andy Purvis (ETwA),
challenger
27½ 6 6 5 5       5 0 0
Larry Kahn (NATwA) 1 1 2 2       0 5 0

Reports and sources: Winking World 56, page 10

World Singles 31

17 April 1990 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 30½ 6 3 6 0 4 6   5 2 0
Richard Moore (ETwA),
challenger
18½ 1 4 1 7 3 1   2 5 0

Reports and sources: Newswink 25

World Singles 30

28 April 1989 · Cambridge · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25 2 5 6 6 6       4 1 0
Charles Relle (ETwA),
challenger
10 5 2 1 1 1       1 4 0

World Singles 29

21 January 1989 · Silver Spring · Maryland · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25 6 2 1 3 1 6 6   3 4 0
Dave Lockwood (NATwA),
challenger
24 1 5 6 4 6 1 1   4 3 0

World Singles 28

21 September 1988 · Original Sports Bar · 34 Market Place · Baltimore · Maryland · USA · 21202

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
26 4 1 7 2 6 6     4 2 0
Jonathan Mapley (ETwA) 16 3 6 0 5 1 1     2 4 0

Referee: Dave Lockwood

Reports and sources: Newswink 23, page 1; Winking World 51 page 40; Winking World 52, page 20

World Singles 27

17 February 1988 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Jonathan Mapley (ETwA) 26½ 5 2 6 6 3     4 2 0
Charles Relle (ETwA),
challenger
15½ 2 5 1 1 4     2 4 0

Referee: Andy Purvis

Reports and sources: Newswink 22, page 8; Winking World 51, page 29

World Singles 26

21 November 1987 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Jonathan Mapley (ETwA) 25 6 3 6 6 4       4 1 0
Larry Kahn (NATwA),
challenger
10 1 4 1 1 3       1 4 0

Referee: Nick Inglis

Reports and sources: Newswink 22, page 7; Winking World 51, page 12

World Singles 25

24 April 1987 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Jonathan Mapley (ETwA) 29 2 3 6 1 6 6 5   4 3 0
Alan Dean (ETwA),
challenger
20 5 4 1 6 1 1 2   3 4 0

Reports and sources: Newswink 21, page 2; WW 50, page 5

World Singles 24

26 November 1986 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Jonathan Mapley (ETwA),
challenger
25½ 6 1 6 4 6     4 2 0
Larry Kahn (NATwA) 16½ 1 6 1 3 1     2 4 0

Reports and sources: Winking World 49, page 35

World Singles 23

1 December 1985 · Oxford · Oxfordshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
25 6 6 6 7         4 0 0
Alan Dean (ETwA) 3 1 1 1 0         0 4 0

Referee: Dave Lockwood

Reports and sources: Newswink 20, page 16; Winking World 47, page 32

World Singles 22

22 November 1985 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Alan Dean (ETwA),
challenger
30½ 3 4 6 6 3 6   4 3 0
Arye Gittelman (NATwA) 18½ 4 3 1 1 4 1   3 4 0

Reports and sources: Newswink 20, page 16; Winking World 47, page 11

World Singles 21

19 October 1985 · Cambridge · Massachusetts · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Arye Gittelman (NATwA) 26½ 6 6 1 2 0 6   4 3 0
Larry Kahn (NATwA),
challenger
22½ 1 1 6 5 7 1   3 4 0

Reports and sources: Newswink 19, page 14

World Singles 20

17 February 1985 · MIT Student Center, room 400 · 84 Massachusetts Avenue · Cambridge · Massachusetts · USA · 02139

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Arye Gittelman (NATwA),
challenger
25 0 4 6 4     5 1 0
Larry Kahn (NATwA) 17 7 3 1 3     1 5 0

Referee: Dave Lockwood

Reports and sources: Have notes.

World Singles 19

19 November 1984 · Cambridge · Massachusetts · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25 6 6 6 3     4 2 0
Jonathan Mapley (ETwA),
challenger
17 1 1 1 4     2 4 0

Referee: Dave Lockwood

Reports and sources: Newswink 19, page 4

World Singles 18

17 February 1984 · Cambridge · Massachusetts · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 29½ 7 2 3 6 5 5   4 3 0
Dave Lockwood (NATwA),
challenger
19½ 0 5 4 1 2 2   3 4 0

Reports and sources: Newswink 18, page 9

World Singles 17

27 May 1983 · MIT Student Center, room 400 · 84 Massachusetts Avenue · Cambridge · Massachusetts · USA · 02139

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 29½ 5 1 6 7 7     4 1 1
Dave Lockwood (NATwA),
challenger
12½ 2 6 1 0 0     1 4 1

Referee: Arye Gittelman

Reports and sources: Newswink 17, page 7. Have notes.

World Singles 16

26 May 1983 · MIT Student Center, room 400 · 84 Massachusetts Avenue · Cambridge · Massachusetts · USA · 02139

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA) 25 6 1 6 6     4 2 0
Jonathan Mapley (ETwA),
challenger
17 1 6 1 1     2 4 0

Reports and sources: Newswink 17; page 6. Have notes.

World Singles 15

18 February 1983 · Cambridge · Massachusetts · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Larry Kahn (NATwA),
challenger
29½ 1 6 6 1 6 7   4 3 0
Dave Lockwood (NATwA) 19½ 6 1 1 6 1 0   3 4 0

Reports and sources: Newswink 16, page 5

World Singles 14

16 October 1982 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA) 25 6 1 7 6 5       4 1 0
Charles Relle (ETwA),
challenger
10 1 6 0 1 2       1 4 0

Referee: Jon Mapley

Reports and sources: Newswink 15, page 10

World Singles 13

7 November 1981 · Haverford · Pennsylvania · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA) 27½ 6 1 3 1 5* 6   4 3 0
Larry Kahn (NATwA),
challenger
21½ 1 6 4 6 2* 1   3 4 0

Referee: Joe Sachs

World Singles 12

10 July 1981 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
25½ 6 4 6 1 6     4 2 0
Jonathan Mapley (ETwA),
challenger
16½ 1 3 1 6 1     2 4 0

Referee: Joe Sachs

World Singles 11

13 March 1981 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
30½ 6 5 6 4 7*     5 1 0
Pam Knowles (ETwA),
challenger
11½ 1 2 1 3 0*     1 5 0

Referee: Jon Mapley

World Singles 10

2 August 1980 · MIT Club of New York · New York · New York · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
30 5 1 5 1 6 6 6   5 2 0
Larry Kahn (NATwA),
challenger
19 2 6 2 6 1 1 1   2 5 0

Referee: Severin Drix

World Singles 9

12 April 1980 · Ithaca · New York · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
26½ 3 6 3 6 6     3 3 0
Severin Drix (NATwA),
challenger
15½ 4 1 4 1 1     3 3 0

Referee: Arye Gittelman

World Singles 8

2 February 1980 · Cambridge · Cambridgeshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
24⅔ 4⅔ 0* 5* 3 5 7*     4 2 0
Jonathan Mapley (ETwA),
challenger
17⅓ 2⅓ 7* 2* 4 2 0*     2 4 0

Referee: Alan Dean

World Singles 7

14 July 1979 · Southampton · Hampshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
26 1* 6 7* 6* 6       4 1 0
Alan Dean (ETwA),
challenger
9 6* 1 0* 1* 1       1 4 0

Referee: Keith Seaman

World Singles 6

19 August 1978 · Ithaca · New York · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Dave Lockwood (NATwA)
challenger
25½ 1* 6* 2* 6 6 3   3 4 0
Severin Drix (NATwA) 23½ 6* 1* 5* 1 1 4   4 3 0

World Singles 5

31 July 1977 · Ithaca · New York · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Severin Drix (NATwA)
26½ 5 1 6 1 2 6   4 3 0
Dave Lockwood (NATwA),
challenger
22½ 2 6 1 6 5 1   3 4 0

World Singles 4

15 April 1977 and 16 April 1977 · Ithaca · New York · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Severin Drix (NATwA)
28 6 6 3 6 1 6     4 2 0
Sunshine (NATwA),
challenger
14 1 1 4 1 6 1     2 4 0

Referee: Dave Lockwood

World Singles 3

30 June 1976 · London · Greater London · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Severin Drix (NATwA) 27 3 6 4 2 6 6     4 2 0
Keith Seaman (ETwA),
challenger
15 4 1 3 5 1 1     2 4 0

Referee: Jeremy Shepherd

World Singles 2

29 November 1974 and 30 November 1974 · Cambridge · Massachusetts · USA

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Severin Drix (NATwA),
challenger
25 5 6 6 1 6 1*     4 2 0
Bill Renke (NATwA) 17 2 1 1 6 1 6*     2 4 0

Referee: Dave Lockwood

World Singles 1

23 June 1973 and 24 June 1973 · Southampton · Hampshire · England · UK

  Pts G1 G2 G3 G4 G5 G6 G7 G8 W L T
Bill Renke (NATwA),
original NATwA Singles champion competing in first World Singles match
29 4 5 7* 6 7*       5 0 0
Alan Dean (ETwA);
original ETwA Singles champion competing in first World Singles match.
6 3 2 0* 1 0*       0 5 0

Referee: Sunshine