World Chess Championship - Wikipedia
Games of World Correspondence Chess Championships 1-X (Batsford Chess Book): Harting, T. D., Harding, T. D.: 9780713453843: Amazon.com: Books
How Purdy Won: 1st World Champion of Correspondence Chess (Purdy Series): Purdy, C. J. S., Hutchings, Frank, Harrison, Kevin: 9780938650805: Amazon.com: Books
Correspondence chess - Wikiwand
Correspondence chess - Wikiwand
The System : A World Champion's Approach to Chess by Hans Berliner (1999, Trade Paperback) for sale online | eBay
Correspondence chess - Wikiwand
The Big Book of World Chess Championships: Schulz, Andre: 9789056916350: Amazon.com: Books
World Championship Game 9: Disaster strikes for Nepo | ChessBase
The System: A World Champion's Approach to Chess - Berliner – Chess House
World Chess Championship - Wikipedia
World Chess Championship - Wikipedia
C. J. S. Purdy: International Master, World Correspondence Chess Champion - His Life, His Games, His Writings: John Hammond, Robert Jamieson, C. J. S. Purdy, Anne Purdy, John Hanks: Amazon.com: Books
A 30 month tournament | ChessBase
The world champion is crowned, again! | ChessBase
World Correspondence Chess Championship
A 30 month tournament | ChessBase
Correspondence chess - Wikiwand
Fifth Correspondence Chess World Championship: Berliner and Messere: 9780900846052: Amazon.com: Books
A 30 month tournament | ChessBase
World Championship Game 3: A 'dumb' move, a draw | ChessBase
World Chess Championship: Magnus should be reasonably happy he played out a good draw with black pieces | Sports News,The Indian Express
Chess is Fun: 5th World Correspondence Chess Championship
World Correspondence Chess Championship - Wikipedia
How Purdy Won: The correspondence chess career of a world champion: Purdy, C.J.S. (Author), Larsson, Erik (Foreword): 9780725514396: Amazon.com: Books
World Chess Championship - Wikipedia
World Chess Championship - Wikipedia
