Edward Lasker revised this book by adding ten games played by the World's Leading Grandmasters, including games from the World Championship matches and the AVRO tournament in the Netherlands.Included are deeply annotated games by Alekhine, Capablanca, Emanuel Lasker, Euwe, Botwinnik, Fine, Reshevsky. Nimzovitch, Kashdan, Horowitz and Marshall played mostly from 1937 to 1940. There are also chess problems including mates in two composed by the author David Mitchell himself.