Dr. Otto Zdansky, an Austrian palaeontologist, (left) and his crew excavating the Sinanthropus pekinensis (Peking man) at Chou K'ou Tien (Zhoukoudian), China.
African villagers gathered around a record player.
Palestine Broadcasting Service officially opened by Lieutenant General Sir Arthur Grenfell Wauchope.
M. Malpighi (1623 - 1694), professor at Bologna and botanist.
A microscope.
M. F. X. Bichat (1771-1802) - The father of modern histology and tissue pathology.
N. Grew (1628 - 1711), a plant physiologist and anatomist.
A. Van Leeuwenhoek (1630 - 1723), a Dutch botanist.
Robert Remak (1815-1865), a German embryologist, physiologist, and neurologist.