These 25 chess games played between master and amateur were chosen, arranged, and annotated to help amateurs improve their games. What better way could the amateur have of learning to exploit the weak play of fellow amateurs than to study how a master would handle such situations? Selected by former World Chess Champion Max Euwe and Walter Meiden, a typical amateur player, the games point out graphically how the chess master takes advantage of characteristic errors of the amateur. In general, the games have been presented in order of the degree of skill of the amateur. The early games were played against beginners; later games, against 'coffeehouse' players of various skill levels; the last games, against amateur 'book' players. Each game, with commentary by Dr. Euwe, was chosen to illustrate a specific aspect of chess, from various openings to a number of typical chess situations. By carefully studying these games, the amateur player will learn how to recognize and avoid a variety of