Vladimir Nenarokov vs Veniamin Sozin
USSR Championship Leningrad URS round 12 1925.??.??
King’s Gambit Accepted 0-1

Veniamin Sozin vs Alexander Perfiliev
Ch Trade Union Leningrad URS 1928.??.??
Scandinavian Defense 1-0

Alexander Sergeyevich Sergeiev vs Veniamin Sozin
USSR Championship Moscow URS round 2 1924.08.??
English Opening: Drill Variation 0-1

Veniamin Sozin vs Vladimir Alatortsev
USSR Championship Moscow URS round 1 1931.10.24
French Defense: Exchange Variation 1/2-1/2

Vsevolod Rauzer vs Veniamin Sozin
National tournament Leningrad (URS) 1936.??.??
Caro-Kann Defense: Two Knights Attack, Mindeno Variation 1-0

Veniamin Sozin vs Yakov S Vilner
USSR Championship Leningrad URS round 18 1925.??.??
King’s Indian Defense: Four Pawns Attack 1-0

G Podolny vs Veniamin Sozin
URS-ch sf Moscow URS 1931.??.??
Indian Defense: Przepiorka Variation 0-1