1. "Realms of gold" : a catalogue of maps in the library of the American Philosophical Society Author/Creator: American Philosophical Society Publication/Creation: [Philadelphia] : American Philosophical Society, 1991 Resource Type: Book Access & Availability: Loading
2. Recent geographical literature, maps and photographs Publication/Creation: London : Royal Geographical Society, [1935]-1941 Resource Type: Journal, Newspaper or Serial Access & Availability: Loading
3. Research catalog of maps of America to 1860 in the William L. Clements Library, University of Michigan Author/Creator: William L. Clements Library Publication/Creation: Boston : G. K. Hall & Co., 1972 Resource Type: Book Access & Availability: Loading