1) Did he know about Vareikis's service in the tsarist Okhrana.

2) His opinion of Mikhailov from Voronezh and his participation in a counter-revolutionary organization.

3) His connection with Trotsky (saw him personally in 1935 or 1934).

4) How did he intend to use MOPR? Whom from MOPR did he use?

5) Take Yakovlev's wife in hand: he is a conspirator and she must tell everything. Ask her about Stasova, Kirsanova, and other close acquaintances of hers.

Lubyanka. Stalin i Glavnoe upravlenie gosbezopasnosti NKVD. P. 396.

AP RF. F. 3. Op. 24. D. 324. L. 98-99.