1979 Rio de Janeiro Interzonal Tournament chess set - Chess Forums - Chess .com

From September 22nd to October 21st, 1979, two Interzonal Tournaments, one for male contestants, one for female contestants, were held in Rio de Janeiro, Brazil. It is surprising that despite well-known and reputable participants, such as Robert Huebner, Lajos Portisch, Tigran Petrosian and Jan Timman

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums - Page 4

Two Sets from The Chess Empire - Chess Forums

1979 Rio de Janeiro Interzonal Tournament chess set - Chess Forums - Chess. com

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums - Page 4

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums - Page 12

What's Your Favorite Chess Set? - Chess Forums

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums

Original Romanian-Hungarian Tournament Chess Set (IM Biro) - Chess Forums

CHESS SETS USED IN BOTH UNOFFICIAL AND OFFICIAL WORLD CHAMPIONSHIPS - Chess Forums - Page 5