TWENTIETH ANNUAL REPORT OF THE US GEOLOGICAL SURVEY 1898-99 PART VI
1899. WALCOTT, Charles, dir.; David T. DAY. TWENTIETH ANNUAL REPORT OF THE UNITED STATES GEOLOGICAL SURVEY TO THE SECRETARY OF THE INTERIOR 1898-99 PART VI. Washington, DC: US Government Printing Office, 1899. 616 pp. 4to., brown cloth with gilt lettering and vignettes to spine and cover. Shelfwear, especially to spine..... More