The Geological and Natural History Survey of Minnesota 1892-1896. Vol. III-I & II. The geology of Minnesota. Paleontology.
1895-97. State printers, St. Paul.1081+75 pp. 167 fig. 89 plts. (some col.). Mainly devoted to the Silurian fossils, smaller section on the Cretaceous. Vol. III-I: orig. green cloth, gilt, libr. stamp on endpaper, contents very good, bindings tight, Vol. III-II: orig. wrps. libr. stamp on cover and first endpaper only, contents uncut, lg4to.