@book{bhlitem21659, title = {Fieldiana Geology}, volume = {v.10:no.27 (1956)}, copyright = {In copyright. Digitized with the permission of the rights holder.}, url = {https://www.biodiversitylibrary.org/item/21659}, note = {https://www.biodiversitylibrary.org/bibliography/42260}, publisher = {[Chicago], Chicago Natural History Museum, 1945-}, author = {Chicago Natural History Museum. and Field Museum of Natural History.}, year = {1956}, pages = {16}, keywords = {Geology}, }