March 11, 1891-March 22, 1962
BY KENNETH W. COOPER
The only child of Franz Schrader and Hedwig Dorothea Rohde, Schrader received his early schooling in the cloister of the magnificent Magdeburg Cathedral and the Magdeburger Bürgerschule. In 1901 he came to the United States with his mother, who was divorced from his father, and her second husband, Friedrich Wille, a prosperous specialist in mining enterprises. The family lived on Staten Island (the borough of Richmond, New York City), where Schrader attended grammar and high school. Left to his own devices, on that still unspoiled island he continued the natural history pursuits that had so delighted him on vacations with his father in the Harz Mountains. That zest for fieldwork, and especially for the natural history of insects and fish, never abated; it gave a unique and significant stamp to Schrader's cytological research.
Schrader attended Columbia University: first its School of Mines (1910-1912), at his stepfather's urging; then, yielding
Reprinted from Dictionary of Scientific Biography, Vol. 18, Supp. II, pp. 795-99, New York: Charles Scribner's Sons, entitled ''Schrader, Franz [Otto Johann Wolfgang]."