Ehrensv�ard, G�osta Carl Henrik, Greve, 1910- Life: origin and development. - [Chicago] University of Chicago Press [1962] - 164 p. illus. 21 cm. LCCN: 62019620 /L/r85 Subjects--Topical Terms: Life--Origin. LC Class. No.: QH325 / .E543 Dewey Class. No.: 577