Word: petrova
(lookup in dictionary)
(lookup stats)
Dates: during 1940-1949
Sort By: most recent first
(reverse)
Died. Maria Kapitonovna Petrova, 72, star pupil and longtime colleague of the late, great Physiologist Ivan Pavlov in his studies of conditioned reflex (by experiments with dogs); in Leningrad. She carried on Pavlov's studies after he died in 1936, published more than 100 works, lived according to Pavlov's precept: happiness is nothing, the dogs mean...