Vienna, 1935. — 149 p. — (Bucherei der Wiener Schachzeitung).
Tartakower annotates one game from each of the 30 best young players (20-30 years) iin 1935 with a description of their character and style of play. Some of the thirty such as Botvinnik , Flohr and Eliiskases gained international renown while others have remained largely unknown.