Preliminaries
The preliminaries were played from August 21–31, 1939. There were three groups of 7 teams and a group of 6. From a round-robin format, the top four in each group then went forward to Final A, the remainder to Final B. Group winners were Bohemia & Moravia (tied with Poland, Group 1), Latvia (Group 2), Argentina (Group 3) and Sweden (Group 4).
Read more about this topic: 8th Chess Olympiad