My Biggest Chess Upset

Golden Spike Chess Tournament held at the Ramada Inn Ogden, Utah September 4-6,1971 Time Control: 40 Moves in 2 hours, then 20 moves per hour (per person) Round One, September 4,1971 White: Richards Durham, USCF rating 1956 Black: Kim Barney, USCF rating 1519 1. P-Q4.......P-Q4 2. N-KB3.....N-KB3 3. P-QB4.....P-QB3 4. N-B3........P-QR3 5. P-B5........Q-B2 6. N-K5........P-K3 7. B-B4........N-R4 8. P-K3........NxB 9. PxN..........N-Q2 10. B-Q3.......P-QN3 11. P-QN4.....P-KN3 12. O-O.........B-R3 13. P-KN3.....P-B4 14. P-QR4.....O-O 15. P-R4........NxN 16. BPxN.......PxP 17. NPxP.......P-B5 18. B-K2........B-QN2 19. P-N4........Q-K2 20. K-N2........QxRP 21. R-R1........Q-N4 22. P-B3........R-B2 23. K-B2........B-N2 24. Q-KN1.....Q-K2 25. Q-R2........BxP 26. KR-Q1......BxP ch 27. RxB.........QxP White resigns. White used one hour and 49 minutes. Black used 55 minutes.