Last lap IBM chess, Petrosian receives trophy Acting Director General-IBM GAF Kraak Date: August 4, 1973 Keywords: revenue, chess trophies Name of Person: GAF Kraak, Petrosian, Tigran Institution Name: IBM Chess

---

Size: 3890px × 2570px
Photo credit: © BNA Photographic / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: