Chester R. Longwell, Adolph Knopf & Richard F. Flint.
Physical geology., 3rd ed.
R639143. Physical geology. By Chester R. Longwell, Adolph Knopf & Richard F. Flint. 3rd ed. © 10Sep48; A25245. Mrs. Chester R. Longwell & Margaret C. H. Flint (W); 2Aug76; R639143.
Mrs. Chester R. Longwell & Margaret C. H. Flint|W