Pringle, Patrick.
Great discoverers in modern science. - Lindon : George G. Harrap & Co, c1955. - 206 p. illus. 21 cm.
55009317
Inventors.
Scientists.
T39 / .P7
608
Great discoverers in modern science. - Lindon : George G. Harrap & Co, c1955. - 206 p. illus. 21 cm.
55009317
Inventors.
Scientists.
T39 / .P7
608