Ditmars, Raymond Lee. Thrills of a naturalist's quest / Raymond Lee Ditmars. - New York, Macmillan Co., c 1955. - xii, 268 p. : ill. ; 22 cm. 340 340 Subjects--Topical Terms: Animal behavior.Zoological specimens--Collection and preservation. Dewey Class. No.: 591.51 / D635t