Letter from Boris P. Babkin to Wilder Penfield, June 1, 1933.

Typewritten letter on blue paper from Boris Babkin to Wilder Penfield. Babkin writes that he has enclosed a photograph of Pavlov and requests that it is returned to him once it has been copied. He suggests two other sources where a portrait of Pavlov can be found.

A/N 3-1/2