About 108 games and positions, many with notes, with background information. Following tournaments are covered: Amsterdam 1926/27, New York 1926/27, Amsterdam 1927, Warsaw 1927, Utrecht 1927, Nijmegen 1927, The Hague 1927, Mittweida 1927, The Hague/Rotterdam 1927, 's-Hertogenbosch 1927. In this booklet, there are two pages 46 and no page 48 due to a missprint - all the copies have this mistake. However, the text is complete, as the original page 48 is free inserted inside, printed on the same yellow paper. Series Rare and Unpublished Tournaments and Matches 113.