French title discontinued with v. 24 in 1948.
Imprint varies between Moskva and Leningrad.
Some issues have title: Trudy ordena Lenina Matematicheskogo instituta imeni V.A. Steklova, or: Trudy ordena Lenina i ordena Okti︠a︡brʹskoĭ Revoli︠u︡t︠s︡ii Matematicheskogo instituta imeni V.A. Steklova
Text in Russian, English, French, and German.