TWENTIETH ANNUAL REPORT OF THE US GEOLOGICAL SURVEY 1898-99 PART IV
1900. WALCOTT, Charles, dir.; F. H. NEWELL. TWENTIETH ANNUAL REPORT OF THE UNITED STATES GEOLOGICAL SURVEY TO THE SECRETARY OF THE INTERIOR 1898-99 PART IV. Washington, DC: US Government Printing Office, 1900. 660 pp. + monochrome plates and maps. 4to., brown cloth with gilt lettering and vignettes to spine and..... More