Na chernykh diagonali͡a︡kh.
Subtitle: [Dli͡a︡ sred. i starsh. bozrasta.
By: Ill.: B. A. Belov].
Publisher: "Det. lit.,"
Published: 1970
Place of publication: Moskva
Language: rus
Number of pages: 319
Subjects: Chess -- Juvenile literature.
Genres: Juvenile literature.
Notes: Russian with Cyrillic script.
At head of title: I. Kuperman.