New York Times, New York, New York, Sunday, August 20, 1961 - Page 217
Chess Congress To Start Sept. 2
20 Stars to Pay Tribute to Bled Tourney of 1931
The thirtieth anniversary of the Bled tournament, won by the late Dr. Alexander Alekhine, will be memorialized by an international chess masters congress Sept.2 to Oct. 4 at the Casino in Bled, Yugoslavia. Twenty will compete.
Three rounds will be played, with adjourned games scheduled for the following day.
Invitations have been sent to Mikhail Botvinnik, Mikhail Tal, Paul Keres, Vassily Smyslov and Tigran Petrosian of the Soviet Union and Svetozar Gligoric, Alexander Matanovic, Boris Ivkov, Dr. Petar Trifunovic, Andrea Fuderer and Mario Bertok of Yugoslavia.
Also, Bobby Fischer and Samuel Reshevsky of the United States, Oscar Panno of Argentina, Ludek Pachman of Czechoslovakia, Bent Larsen of Denmark, Laszlo Szabo of Hungary, Fridrik Olafsson of Iceland, J.H. Donner of the Netherlands and Wolfgang Unzicker of West Germany.