[Event "us amateur 1967"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "mary selenski"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "A25"]
[PlyCount "86"]

1. c4 e5 2. Nc3 Nf6 3. g3 Nc6 4. Bg2 Bb4 5. Nf3 Bxc3 6. dxc3 d6 7. O-O Be6 8.
b3 h6 9. e3 Bg4 10. h3 Be6 11. Re1 Qd7 12. Kh2 O-O-O 13. e4 Rdg8 14. Ng1 h5 15.
f4 Ng4+ 16. hxg4 hxg4+ 17. Nh3 gxh3 18. Bf3 exf4 19. gxf4 Qe7 20. Rg1 Qh4 21.
Be3 Ne7 22. Qe2 f5 23. e5 dxe5 24. fxe5 g5 25. Rad1 g4 26. Bxg4 fxg4 27. Bf2
Qg5 28. Rd4 Ng6 29. Bg3 Nh4 30. Bxh4 Qxh4 31. Rg3 Qg5 32. a4 Rf8 33. a5 Qc1 34.
a6 Rf1 35. Rgxg4 Rh1+ 36. Kg3 Rg1+ 37. Kh2 Bxg4 38. axb7+ Kb8 39. Rxg4 Rh1+ 40.
Kg3 Qe1+ 41. Qxe1 Rxe1 42. Kh2 Re2+ 43. Kh1 h2 0-1

[Event "lasalle invitational '67"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "mike kubacki"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B28"]
[PlyCount "48"]

1. e4 c5 2. Nf3 a6 3. Nc3 b5 4. g3 e6 5. Bg2 Bb7 6. d3 Ne7 7. O-O d5 8. exd5
Nxd5 9. Nxd5 Qxd5 10. Re1 Be7 11. Nh4 Qd7 12. Qg4 g6 13. Nf3 Nc6 14. Bd2 Bf6
15. c3 Qxd3 16. Rxe6+ fxe6 17. Qxe6+ Be7 18. Ne5 Nxe5 19. Qxe5 Bxg2 20. Re1
O-O-O 21. Qxe7 Qxd2 22. Qxc5+ Kb8 23. Re7 Qd1+ 24. Kxg2 Qd5+ 0-1

[Event "philadelphia open '67"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "john davies"]
[Result "1-0"]
[ECO "C18"]
[PlyCount "45"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 c4 8. Qg4
Ne7 9. Qxg7 Rg8 10. Qxh7 Nd7 11. h4 Nf8 12. Qh5 Nfg6 13. Nf3 Nf4 14. Qh6 Nfg6
15. h5 Nf5 16. Qg5 Nge7 17. Qf4 Nc6 18. g4 Nfe7 19. Ng5 Nd8 20. Nh7 Rh8 21.
Nf6+ Kf8 22. Qh6+ Rxh6 23. Bxh6# 1-0

[Event "philadelphia open '67"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "r. taylor"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "45"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nf6 8. f3
O-O 9. O-O-O a6 10. g4 Re8 11. h4 Nxg4 12. fxg4 Bxg4 13. Be2 Bxe2 14. Ncxe2 h5
15. Bh6 Bh8 16. Rhg1 Ne5 17. Nf4 Ng4 18. Nxh5 gxh5 19. Qg5+ Kh7 20. Qxh5 Nxh6
21. Nf5 Bxb2+ 22. Kb1 Bc1 23. Kxc1 1-0

[Event "south jersey '67"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "s. hauck"]
[Result "1-0"]
[ECO "D00"]
[PlyCount "89"]

1. d4 Nf6 2. f3 d5 3. e4 dxe4 4. Nc3 exf3 5. Qxf3 c6 6. Be3 Bg4 7. Qf2 e6 8. h3
Bf5 9. O-O-O Ne4 10. Nxe4 Bxe4 11. Bc4 b5 12. Rf1 Bg6 13. Bd3 f6 14. Bxg6+ hxg6
15. Ne2 Qa5 16. Kb1 b4 17. Nf4 Kf7 18. Re1 Bd6 19. Bd2 Bxf4 20. Qxf4 Nd7 21.
Qd6 Qd5 22. Bxb4 Qxd6 23. Bxd6 Rh4 24. c3 Nb6 25. Re2 Nc4 26. Bc5 a5 27. b3 Rb8
28. Kc2 Nb6 29. Rhe1 Nd7 30. Rxe6 Nxc5 31. dxc5 Rf4 32. R1e2 a4 33. Rxc6 axb3+
34. axb3 Ra8 35. Kb2 Rf1 36. b4 Raa1 37. Kb3 g5 38. Rc7+ Kg6 39. g4 Rfe1 40.
Ree7 Rxe7 41. Rxe7 Rh1 42. c6 Rxh3 43. c7 Rh8 44. b5 f5 45. b6 1-0

[Event "first liberty bell open '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "sergei goregliad"]
[Result "1-0"]
[ECO "A86"]
[PlyCount "93"]

1. d4 f5 2. g3 g6 3. Bg2 Nf6 4. c4 Bg7 5. Nc3 O-O 6. Nh3 d6 7. O-O c6 8. Ng5 e5
9. dxe5 dxe5 10. e4 h6 11. Nf3 Qc7 12. Nh4 Kh7 13. exf5 gxf5 14. Qc2 e4 15. Bf4
Qf7 16. Rad1 Na6 17. Ne2 Nb4 18. Qb3 Nd3 19. f3 Be6 20. fxe4 Bxc4 21. Qc2 Nb4
22. Qd2 Rad8 23. Qxb4 Bxe2 24. Rxd8 Bxf1 25. Rxf8 Bxf8 26. Qa5 Bb5 27. Nxf5 Qc4
28. Qc7+ Kg8 29. h3 Qf7 30. Nxh6+ Bxh6 31. Qxf7+ Kxf7 32. Bxh6 Bd3 33. e5 Nd7
34. Bf4 Ke6 35. Bf1 Bc2 36. Bc4+ Kf5 37. e6 Nf6 38. e7 Kg6 39. Be5 Ne8 40. Kf2
b5 41. Bg8 c5 42. h4 Bd1 43. Ke3 Bh5 44. Kf4 Nf6 45. Be6 Kg7 46. g4 Be8 47. g5
1-0

[Event "philadelphia open '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "gil raich"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B84"]
[PlyCount "102"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. f4 b5 8. a3
Bb7 9. Bf3 Be7 10. Be3 Nc6 11. e5 Nd5 12. Nxd5 Nxd4 13. Qxd4 exd5 14. exd6 Bf6
15. Qb6 Qxb6 16. Bxb6 Bxb2 17. Ra2 Bc3+ 18. Kf2 Kd7 19. Bc7 g6 20. Rd1 Rhe8 21.
Bxd5 Bxd5 22. Rxd5 Re4 23. Kf3 Rae8 24. Rd3 Rc4 25. a4 b4 26. a5 Ree4 27. g3
Re1 28. Re3 Rxe3+ 29. Kxe3 Rd4 30. h4 f5 31. Kf3 Rd2 32. Ke3 Rg2 33. Kf3 Rh2
34. Ke3 b3 35. Ra3 b2 36. Rb3 Rh1 37. Kd3 Bf6 38. c3 b1=Q+ 39. Rxb1 Rxb1 40.
Kc4 Rc1 41. Kd5 Rxc3 42. Bb6 Rxg3 43. Kc4 Rc3+ 44. Kd5 Rd3+ 45. Kc4 Rxd6 46.
Bc5 Rc6 47. Kd5 Bxh4 48. Bd4 Rd6+ 49. Kc4 Be1 50. Bb6 Rxb6 51. axb6 Kc6 0-1

[Event "u.s. amateur '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "col.ed edmondson"]
[Result "1-0"]
[ECO "B76"]
[PlyCount "69"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 d6 5. Nc3 g6 6. Be3 Bg7 7. Qd2 Nxd4 8.
Bxd4 Nf6 9. f3 O-O 10. O-O-O b6 11. h4 Nh5 12. Bxg7 Kxg7 13. g4 Ng3 14. Rg1
Nxf1 15. Rdxf1 Bb7 16. h5 f6 17. g5 Qc8 18. gxf6+ Rxf6 19. hxg6 hxg6 20. f4 Qc4
21. f5 Bxe4 22. Rf4 d5 23. Rfg4 Rxf5 24. Rxg6+ Kf7 25. Rg7+ Ke6 26. R1g6+ Kd7
27. b3 Qf1+ 28. Kb2 Rf2 29. Nxd5 Raf8 30. Rxe7+ Kd8 31. Rd6+ Kc8 32. Qc3+ Qc4
33. Qxc4+ Kb8 34. Qc7+ Ka8 35. Qxa7# 1-0

[Event "keystone st. trny '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "raphael cintron"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B20"]
[PlyCount "104"]

1. e4 c5 2. g3 e6 3. d3 d5 4. Qe2 Nc6 5. c3 Nf6 6. Bg2 Be7 7. f4 Qc7 8. Na3 a6
9. Nf3 b5 10. O-O Bb7 11. h3 h5 12. Bd2 c4 13. dxc4 Nxe4 14. Be1 Bxa3 15. bxa3
bxc4 16. Qe3 Ne7 17. Nh4 Qc5 18. Qxc5 Nxc5 19. Bf2 Nd3 20. Bd4 f6 21. Rab1 Bc6
22. Rb6 Kd7 23. Rfb1 Kc7 24. Rd1 Rhb8 25. Rxb8 Rxb8 26. Bf1 Ba4 27. Rd2 Rb2 28.
Rxb2 Nxb2 29. Be2 Bd1 30. Bf1 Na4 31. Kf2 Nc6 32. Ke1 e5 33. fxe5 fxe5 34. Be3
Bc2 35. Kd2 Be4 36. Bg5 Nb2 37. Be2 g6 38. Ke3 Kd6 39. Bh6 Ke6 40. Bf8 Ne7 41.
g4 hxg4 42. Bxg4+ Nf5+ 43. Kd2 Kf7 44. Bxf5 Bxf5 45. Nxf5 gxf5 46. Bc5 f4 47.
Bd6 Nd3 48. Ke2 e4 49. Bc7 Kg6 50. Bd8 Kh5 51. h4 Kg4 52. Bf6 e3 0-1

[Event "keystone st. '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "john yehl"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B40"]
[PlyCount "70"]

1. e4 c5 2. d4 e6 3. Nf3 d5 4. dxc5 Bxc5 5. exd5 exd5 6. Bb5+ Nc6 7. O-O Nge7
8. Nc3 Bg4 9. Re1 O-O 10. Bd3 f5 11. h3 Bh5 12. g4 fxg4 13. hxg4 Bxg4 14. Be2
Bxf2+ 15. Kxf2 Ne5 16. Bg5 Qb6+ 17. Be3 Qf6 18. Rh1 Bxf3 19. Bxf3 Ng4+ 20. Ke1
Nxe3 21. Nxd5 N7xd5 22. Bxd5+ Kh8 23. Qd2 Nxd5 24. Qxd5 Qf2+ 25. Kd1 Rad8 26.
c4 Rxd5+ 27. cxd5 Qf3+ 28. Kc2 Rc8+ 29. Kd2 Qxd5+ 30. Ke3 Re8+ 31. Kf4 Re4+ 32.
Kg3 Qd3+ 33. Kg2 Re2+ 34. Kg1 Qg3+ 35. Kf1 Qf2# 0-1

[Event "merrimac gr.prix '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "g.f. miller"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B22"]
[PlyCount "88"]

1. e4 c5 2. d4 cxd4 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d5 7. cxd4 Bf5 8. Nc3
Nc6 9. Nge2 Rc8 10. h4 h6 11. Bf4 e6 12. a3 Be7 13. Bg3 a6 14. Bc2 Bxc2 15.
Qxc2 Nc4 16. b4 b5 17. Qd3 Nxa3 18. Rxa3 Nxb4 19. Qb1 Nc2+ 20. Qxc2 Bxa3 21.
O-O Be7 22. Qa2 Qb6 23. Rb1 Kd7 24. f4 Rc4 25. Bf2 Qc6 26. Rb3 Rc8 27. Be1 Ke8
28. Kh2 b4 29. Na4 Rc2 30. Rb2 Qc4 31. Nec3 Qxa2 32. Rxa2 Rxa2 33. Nxa2 Rc2 34.
Nxb4 Bxb4 35. Bxb4 Rc4 36. Nc5 Rxb4 37. Nxa6 Rxd4 38. Kg3 Kd7 39. Kf3 Kc6 40.
Nb8+ Kc7 41. Na6+ Kb7 42. Nc5+ Kc6 43. Na6 Ra4 44. Nb8+ Kc7 0-1

[Event "germantown invitational '68"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "gerald johnson"]
[Result "1-0"]
[ECO "B45"]
[PlyCount "59"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Ndb5 Bb4 7. a3 Bxc3+ 8.
Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O Bg4 12. f3 Bh5 13. Kh1 h6 14. Re1 Ne7
15. b4 Bg6 16. Bb2 Bxd3 17. Qxd3 Re8 18. Rad1 Qb6 19. Na4 Qd6 20. c4 Rad8 21.
c5 Qd7 22. Bxf6 gxf6 23. Nc3 Qc6 24. Nb5 Nc8 25. Nd4 Qd7 26. Nf5 h5 27. f4 Re6
28. Qg3+ Kf8 29. Qg7+ Ke8 30. Qg8# 1-0

[Event "merrimac gr.prix'69"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "l. noderer"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B90"]
[PlyCount "86"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 g6 7. Bg5 Bg7 8. Qd2
Nbd7 9. g4 b5 10. Bg2 Bb7 11. a3 Qc7 12. O-O h5 13. Bxf6 Nxf6 14. g5 Nd7 15.
Kh1 Nb6 16. Rad1 Qc5 17. Nb3 Qc7 18. Na5 Nc4 19. Nxc4 Qxc4 20. Rfe1 Rc8 21. Re3
O-O 22. f4 a5 23. Rde1 Rfe8 24. Bf1 Bxc3 25. bxc3 Qc5 26. Rb1 Bc6 27. Rb3 Qf5
28. Rxb5 Qxf4 29. Rxa5 Bxe4+ 30. Bg2 Rxc3 31. Re2 Rxh3+ 32. Kg1 Qh2+ 33. Kf1
Bxg2+ 34. Rxg2 Rf3+ 35. Rf2 Rb8 36. Qd4 Qg3 37. Ke2 Rxf2+ 38. Qxf2 Qc3 39. Ra7
Qxc2+ 40. Kf1 Qc1+ 41. Qe1 Qf4+ 42. Ke2 Qe4+ 43. Kf2 Rb2+ 0-1

[Event "germantown c.c. ladder game '70"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "don latzel"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "E45"]
[PlyCount "54"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Nge2 Ba6 6. a3 Be7 7. b3 d5 8. Nf4
O-O 9. Bd3 dxc4 10. bxc4 Nbd7 11. O-O e5 12. Nfd5 c5 13. Nxe7+ Qxe7 14. d5 e4
15. Be2 Ne5 16. Qb3 Rad8 17. a4 Bc8 18. a5 Nfg4 19. axb6 Nf3+ 20. Bxf3 exf3 21.
h3 Qh4 22. Ne4 fxg2 23. Kxg2 Ne5 24. f4 Bxh3+ 25. Kg1 Qg4+ 26. Kf2 Qg2+ 27. Ke1
Qxf1+ 0-1

[Event "w.c.c. vs. g.c.c. '70"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "b.baker"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B92"]
[PlyCount "128"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. O-O
O-O 9. Bg5 Be6 10. Qd2 b5 11. a3 Nbd7 12. Rad1 Qc7 13. Rfe1 Rfd8 14. h3 Nb6 15.
Bxf6 Bxf6 16. Nd5 Bxd5 17. exd5 Rac8 18. c3 Qb7 19. Nh2 Rc5 20. Ng4 Be7 21. Ne3
Bg5 22. Qc2 g6 23. Bf3 a5 24. Qd3 Na4 25. Re2 f5 26. Nxf5 gxf5 27. Qxf5 Qe7 28.
h4 Bh6 29. Rd4 Rc4 30. Ree4 Nxb2 31. Rxc4 Nxc4 32. Rg4+ Kh8 33. Qh5 Qf6 34. Be4
Rg8 35. Rxg8+ Kxg8 36. Qe8+ Qf8 37. Qe6+ Kh8 38. Qd7 Bg7 39. h5 Qg8 40. Qxb5
Nd2 41. Bc2 e4 42. Qe2 Bxc3 43. Bxe4 Qe8 44. f3 Qe5 45. g4 Qg3+ 46. Kh1 Qh3+
47. Qh2 Qf1+ 48. Qg1 Qh3+ 49. Qh2 Qxh2+ 50. Kxh2 Nxe4 51. fxe4 a4 52. Kg3 Bb2
53. Kf4 Bxa3 54. Ke3 Bb2 55. Kd3 a3 56. Kc2 Be5 57. Kb3 Kg7 58. g5 Bf4 59. g6
hxg6 60. hxg6 Kxg6 61. Kxa3 Kf6 62. Kb3 Ke5 63. Kb4 Kxe4 64. Kc4 Ke5 0-1

[Event "pa '69"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "jerry kolker"]
[Result "1-0"]
[ECO "B88"]
[PlyCount "77"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. O-O Bd7 8.
Kh1 Be7 9. f4 Nxd4 10. Qxd4 O-O 11. f5 e5 12. Qd3 Bc6 13. Nd5 Nxd5 14. Bxd5
Bxd5 15. Qxd5 Qc7 16. c4 Qc6 17. Qxc6 bxc6 18. Rd1 Rad8 19. b3 Rd7 20. Ba3 Rfd8
21. Rd3 g6 22. fxg6 hxg6 23. g4 f5 24. gxf5 gxf5 25. Rg1+ Kf7 26. exf5 e4 27.
Rh3 Kf6 28. Rh5 d5 29. Rg6+ Kf7 30. Rh7+ Kf8 31. Rf6+ Kg8 32. Rxe7 Rxe7 33.
Bxe7 Re8 34. Re6 Kf7 35. cxd5 cxd5 36. Bc5 Rxe6 37. fxe6+ Kxe6 38. Kg2 a6 39.
Kf2 1-0

[Event "eastern open '71"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "c.knight"]
[Result "1-0"]
[ECO "A38"]
[PlyCount "59"]

1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 c5 6. O-O Nc6 7. Rb1 d6 8. a3
Rb8 9. b4 Bf5 10. d3 Nd7 11. Bd2 Nde5 12. Nxe5 Bxe5 13. h3 h5 14. b5 Nd4 15. e3
Bxd3 16. exd4 cxd4 17. Ne2 Bxb1 18. Qxb1 Qb6 19. Nf4 Qc5 20. Nxg6 fxg6 21.
Qxg6+ Bg7 22. Bd5+ e6 23. Bxe6+ Kh8 24. Bd5 Rf6 25. Qxh5+ Bh6 26. Bxh6 Qc7 27.
Bg5+ Kg7 28. Bxf6+ Kxf6 29. Qh6+ Ke5 30. Re1+ 1-0

[Event "pan-am intercollegiate '71"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "john dowling"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "A47"]
[PlyCount "58"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. Nbd2 c5 6. O-O Be7 7. dxc5 bxc5 8.
Re1 Nc6 9. c3 O-O 10. e4 d5 11. e5 Nd7 12. Nf1 Re8 13. h3 f6 14. Qc2 Nf8 15.
N1h2 c4 16. Bf1 fxe5 17. Nxe5 Nxe5 18. Rxe5 Bd6 19. Re1 Ng6 20. Nf3 Qd7 21. h4
e5 22. h5 e4 23. hxg6 exf3 24. gxh7+ Kh8 25. Rxe8+ Rxe8 26. gxf3 Re1 27. Qg6
Qh3 28. Qe8+ Kxh7 29. Qxe1 Qh2# 0-1

[Event "ny continental collegiate '70"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "r.anderson"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B99"]
[PlyCount "96"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3
Qc7 9. O-O-O Nbd7 10. g4 b5 11. Bxf6 Nxf6 12. g5 Nd7 13. f5 Nc5 14. f6 gxf6 15.
gxf6 Bf8 16. Bh3 b4 17. Nd5 exd5 18. exd5 Bxh3 19. Rhe1+ Kd8 20. Nc6+ Kc8 21.
Qxh3+ Qd7 22. Qh4 a5 23. Re2 Kc7 24. Rde1 Qf5 25. Qc4 Kb6 26. Nd4 Qd7 27. Re7
Bxe7 28. Rxe7 Qa4 29. b3 Nxb3+ 30. Nxb3 Rhc8 31. Qd4+ Ka6 32. Kb1 Qb5 33. Rxf7
Qe2 34. Qd3+ Qxd3 35. cxd3 Rf8 36. Rxh7 Rxf6 37. Nd4 Rf2 38. Rd7 Kb6 39. Ne6
Rg8 40. Rxd6+ Kb5 41. Rc6 Rg1+ 42. Rc1 Rxc1+ 43. Kxc1 Rxh2 44. Kb1 Rd2 45. d4
Kb6 46. Ka1 a4 47. Kb1 a3 48. Ka1 Rd1# 0-1

[Event "merrimac gr.prix '69"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "john peters"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B93"]
[PlyCount "92"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 Qc7 7. Bd3 e5 8. Nf3
b5 9. O-O Be7 10. Qe1 Bb7 11. a3 Nbd7 12. Kh1 O-O 13. fxe5 dxe5 14. Bg5 Rfe8
15. Qg3 Bf8 16. Nh4 Kh8 17. Nf5 Ng8 18. Nd5 Bxd5 19. exd5 g6 20. Nd4 Nc5 21.
Nc6 Nxd3 22. cxd3 f5 23. d4 Qd6 24. dxe5 Qxd5 25. Rac1 Qe6 26. Rc2 Bg7 27. Bf4
Ne7 28. Rfc1 Nd5 29. Rc5 Bf8 30. Nd4 Qg8 31. Rc6 Bg7 32. e6 Nxf4 33. Qxf4 Rad8
34. Nf3 Rxe6 35. Rc7 Re4 36. Qg3 Rde8 37. Ng5 R4e7 38. Rxe7 Rxe7 39. Qd6 Qe8
40. Nf3 Re3 41. Qc7 Re2 42. Qb6 Bxb2 43. Rc7 Bg7 44. Qxa6 Re1+ 45. Ng1 Rxg1+
46. Kxg1 Qe1# 0-1

[Event "ny cont. intercoll. '69"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "peter j. tamburro, jr"]
[Result "1/2-1/2"]
[ECO "C89"]
[PlyCount "62"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3
d5 9. d4 Bg4 10. exd5 e4 11. dxc6 exf3 12. h3 Bh5 13. g4 Nxg4 14. hxg4 Bxg4 15.
Bf4 Bd6 16. Bxd6 Qxd6 17. Nd2 Rae8 18. Bc2 Qh6 19. Rxe8 Rxe8 20. Ne4 f5 21. Ng3
f4 22. Ne4 Re6 23. Bb3 Qg6 24. Ng3 fxg3 25. Bxe6+ Bxe6 26. Qxf3 gxf2+ 27. Kxf2
Qc2+ 28. Kg1 Qg6+ 29. Kf2 Qc2+ 30. Qe2 Qf5+ 31. Ke1 Qg6 1/2-1/2

[Event "central pa open '70"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "steve schonhaut"]
[Result "1-0"]
[ECO "B23"]
[PlyCount "57"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 e6 5. Bb5 Bd7 6. O-O Nge7 7. Kh1 a6 8. Bxc6
Nxc6 9. d3 g6 10. f5 exf5 11. exf5 Bxf5 12. Re1+ Be7 13. Bh6 Be6 14. d4 cxd4
15. Bg7 Rg8 16. Bxd4 Nxd4 17. Nxd4 Qd7 18. Qe2 Bf6 19. Nxe6 fxe6 20. Nd5 Bd8
21. Qc4 Kf8 22. Nf4 Kg7 23. Nxe6+ Kh6 24. Re3 g5 25. Rh3+ Kg6 26. Qe4+ Kf7 27.
Rxh7+ Ke8 28. Nc7+ Kf8 29. Rf1+ 1-0

[Event "u.s. team chmp '72"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "eric tobias"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B86"]
[PlyCount "120"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 Be7 8. f4
b5 9. a3 Bb7 10. Qf3 O-O 11. f5 e5 12. Nde2 Nbd7 13. Ng3 Rc8 14. Be3 Nb6 15.
O-O Nc4 16. Bxc4 Rxc4 17. Rad1 Qa8 18. Bg5 Rd8 19. Bxf6 Bxf6 20. Qg4 Qa7+ 21.
Kh1 Qe3 22. Rd3 Qg5 23. Qxg5 Bxg5 24. Rfd1 Be7 25. Kg1 Kf8 26. Kf2 h6 27. Kf3
g6 28. fxg6 fxg6 29. Nf1 Kf7 30. Ne3 Rcc8 31. Ned5 Bxd5 32. Rxd5 Ke6 33. R5d3
Rf8+ 34. Ke2 Rf7 35. Rf1 Rxf1 36. Kxf1 Rc4 37. Ke2 Bg5 38. Kd1 b4 39. axb4 Rxb4
40. b3 Bf4 41. h3 Bg5 42. Ke2 Bc1 43. Na2 Rxe4+ 44. Kd1 Bg5 45. c4 Rf4 46. Ke2
Rf7 47. Rd1 Bh4 48. Rf1 Rb7 49. Rf3 Bf6 50. Rg3 Kf5 51. Rf3+ Ke6 52. Rg3 g5 53.
Re3 d5 54. cxd5+ Kxd5 55. Rd3+ Ke6 56. Kf3 Be7 57. Ke4 Rb6 58. g4 Bc5 59. Nc1
Rb4+ 60. Kf3 e4+ 0-1

[Event "philly invitational '73"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "mike pastor"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "A04"]
[PlyCount "112"]

1. Nf3 d6 2. g3 c5 3. Bg2 Nc6 4. O-O g6 5. e4 Bg7 6. d3 e6 7. c3 Nge7 8. d4 O-O
9. Bg5 h6 10. Be3 cxd4 11. cxd4 Bd7 12. Qd2 Kh7 13. Nc3 Rc8 14. h4 d5 15. e5
Nf5 16. Bf4 Qe7 17. Rfd1 Qb4 18. g4 Nfe7 19. Rac1 Na5 20. b3 Qb6 21. Bf1 Rc7
22. Bd3 Rfc8 23. Ne2 Rxc1 24. Rxc1 Rxc1+ 25. Nxc1 Nac6 26. h5 Qa5 27. hxg6+
fxg6 28. Qc2 Qb6 29. Qc3 Qa5 30. Qb2 Be8 31. Bd2 Qb6 32. b4 Qc7 33. Nb3 Nd8 34.
b5 Nc8 35. Nc5 Nb6 36. a4 Nc4 37. Bxc4 dxc4 38. Bb4 a6 39. bxa6 bxa6 40. Qc3
Qf7 41. Nh2 Qf4 42. Nxa6 Bxa4 43. Nc5 Bc6 44. Ba3 Bd5 45. Bc1 Qf7 46. f4 Qa7
47. Nf1 Qa2 48. Ne3 Qe2 49. Qd2 Qf3 50. Qh2 Nc6 51. Qb2 Qg3+ 52. Ng2 Nxd4 53.
Be3 c3 54. Qf2 Nf3+ 55. Kf1 Bc4+ 56. Nd3 Bxd3+ 0-1

[Event "f-m experts-masters '81"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "richard lunenfeld"]
[Result "1-0"]
[ECO "C04"]
[PlyCount "53"]

1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. c3 f6 7. Bb5 a6 8. Bxc6
bxc6 9. O-O fxe5 10. Nxe5 Nxe5 11. dxe5 Qh4 12. Nf3 Qg4 13. h3 Qh5 14. Qa4 Bd7
15. Qa5 Kd8 16. c4 Be7 17. cxd5 exd5 18. e6 Bxe6 19. Bf4 Rc8 20. Rfe1 Bxh3 21.
Rxe7 Qg4 22. Rd7+ Ke8 23. Qe1+ Qe6 24. Rxg7 Kf8 25. Qxe6 Bxe6 26. Bh6 Ke8 27.
Re1 1-0

[Event "postalgame '89"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "dennis dunn"]
[Black "d.heisman"]
[Result "0-1"]
[ECO "B83"]
[PlyCount "94"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 Nc6 7. O-O Be7 8.
Kh1 O-O 9. f4 Bd7 10. Nb3 Qc7 11. Bf3 Rfd8 12. Nb5 Qb8 13. c4 a6 14. Nc3 b5 15.
e5 dxe5 16. fxe5 Qxe5 17. Bf4 Qxf4 18. Bxc6 Qe5 19. Bxa8 Bd6 20. g3 Rxa8 21.
cxb5 axb5 22. Qd4 Bc6+ 23. Kg1 b4 24. Qxe5 Bxe5 25. Nd1 Bd5 26. Re1 Ng4 27. Nf2
Bxb2 28. Rad1 Ne5 29. Re3 Nc4 30. Red3 Rxa2 31. Nd4 Ne5 32. Re3 f6 33. Ne2 Nf3+
34. Kg2 Nd4+ 35. Kh3 e5 36. Ne4 Be6+ 37. Kg2 Bc3 38. N4xc3 bxc3 39. Rxd4 exd4
40. Rxe6 Kf7 41. Re4 d3 42. Kf3 Rxe2 43. Rxe2 dxe2 44. Kxe2 Ke6 45. Kd3 Kf5 46.
h3 c2 47. Kxc2 Ke4 0-1

[Event "huntington simul '92"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "edwin santiago"]
[Result "1-0"]
[SetUp "1"]
[FEN "1k1r3r/1p1n3p/4q1pb/Q2Rp3/P1P1Ppn1/BP4P1/5PBP/2R3K1 b - - 0 1"]
[PlyCount "6"]

1... Nb6 2. Bc5 Kc7 3. Bxb6+ Qxb6 4. Rc5+ 1-0

[Event "pscf futurity '90"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "d.heisman"]
[Black "orest popovych"]
[Result "1-0"]
[ECO "A36"]
[PlyCount "93"]

1. e4 c5 2. c4 Nc6 3. Nc3 g6 4. g3 Bg7 5. Bg2 d6 6. Nge2 Nf6 7. O-O O-O 8. d3
Bd7 9. h3 Ne8 10. Be3 Nd4 11. Rb1 a5 12. Kh2 Bc6 13. f4 f5 14. Bg1 e5 15. exf5
Bxg2 16. Kxg2 gxf5 17. Nd5 Nc7 18. Nec3 Nce6 19. Be3 Kh8 20. Rf2 Rg8 21. Qh5
Qd7 22. Qh4 Raf8 23. Kh2 Rf7 24. Rbf1 b5 25. b3 b4 26. Ne2 e4 27. dxe4 fxe4 28.
f5 Nf3+ 29. Rxf3 exf3 30. fxe6 fxe2 31. Rxf7 Qxe6 32. Re7 Qxd5 33. cxd5 e1=Q
34. Qe4 Qe2+ 35. Qg2 Qxg2+ 36. Kxg2 Be5 37. g4 h5 38. Kf3 hxg4+ 39. hxg4 Rf8+
40. Ke4 a4 41. Rxe5 dxe5 42. Bxc5 axb3 43. axb3 Re8 44. d6 Kg7 45. Kd5 Kf6 46.
d7 Rd8 47. Kd6 1-0

