Academician I. P. Pavlov at the Laboratory of Experimental Genetics of Higher Nervous Activity in Koltushi (1936)

A sign above the entrance to the Laboratory for the Study of Higher Nervous Activity in Koltushi.

Researchers are washing the hair of a test monkey.

Academician I.P. Pavlov observes the monkeys through the bars; they are playing with a rag.

A monkey inserts a stick into a hole in a box and retrieves a treat from the box.

A monkey picks up a triangular stick and inserts it into the hole.

Academician Pavlov and the laboratory staff monitor the experiment.

A view of the Laboratory for the Study of Higher Nervous Activity.