Roto No. R-5974 23 x 16 cm. January 1950, Moscow, Women's World Chess Championship. In the photo: O. Rubtsova, USSR, who took 2nd place in the chess championship. Press Photo Agency. PRINTED IN THE UNION OF SOVIET SOCIALIST REPUBLICS

* Olga Nikolayevna Rubtsova (20 August 1909 - 13 December 1994) was a Soviet chess player and the fourth women's world chess champion. In 2015, she was inducted into the World Chess Hall of Fame.

This item originates from the chess book collection of Zahari Stanchev, (April 27, 1920 - January 27, 1980) from Sofia, Bulgaria. Stanchev was Bulgaria's representative to FIDE in the 1960s, a writer of chess books, and an international arbiter.