Maguire scores a checkmate in 'Pawn Sacrifice

Bobby Fischer Miscellanea by Edward Winter

What Is Bobby Fischer's IQ? - ChessEasy

ModestGeniusXL: Not Searching for Bobby Fischer Anymore

Did Boris Spassky ever play a rematch with Bobby Fischer after he won the World Championship in Reykjavik, Iceland? - Quora

A Study of Fischer - Spassky Title Match (WWW - Courseworkbank.co - Uk), PDF, Chess

Boris Spassky vs Tigran V Petrosian World Championship Match (1969)

Exploring Boris Spassky's High IQ: What Makes the Grandmaster's Chess Strategy So Successful? - OCF Chess

Was Boris Spassky punished by the Soviet government for losing to Bobby Fischer? In general, were Soviet athletes punished when they lost to Western athletes? - Quora

Chess Daily News by Susan Polgar - Fischer vs. Karpov - It could finally happen!

Best By Protest” Bobby Fischer Vs Borris Spassky ( Game 6 :1972)