Description: A textbook on navigation and nautical astronomy , 7th Edition Prepared or the instruction of medshipmen at the United States Naval Academy First Edition was 1926
Description: First Day Cover of Mount Desert Rock Light. Fourth in a series of envelopes of Maine's Lighthouses issued by Union River Stamp Club, Ellsworth, Maine, July 19, 1992. Envelope with photograph of the lighthouse with cancelled stamp of First Voyage of Christopher Columbus Crossing the Atlantic. 3.5" x 6.5"
Description: First Day Cover of West Quoddy Head Light. Second in a series of envelopes of Maine's Lighthouses issued by Union River Stamp Club, Ellsworth, Maine, July 22, 1990. Envelope with photograph of the lighthouse with cancelled stamp of West Quoddy. 3.5" x 6.5"
Description: First Day Cover of Portland Head Light, 200th anniversary. Third in a series of envelopes of Maine's Lighthouses issued by Union River Stamp Club, Ellsworth, Maine, July 20, 1991. Envelope with photograph of the lighthouse with cancelled stamp of American Shoals, Florida. 3.5" x 6.5"
Description: Calais to Little River (by Cutler), including Cobscook-1912-Chart #101, Coast and Geodetic Survey; bears the stamp of R.G.Hodgdon, Boothbay Harbor, Agent for government charts and maps
Description: Cape Sable, Nova Scotia to Cape Hatteras, North Carolina, Chart #1000, Coast and Geodetic Survey, Washington, D.C., 1908. Handwritten on back: North Carolina & Frenchman's & Bluehill Bay; St. George River & Musselridge Channel; Bay of Fundy to Cape Ann; Cape Sable to Cape Hatteras
Description: Chesapeake Bay to Straits of Florida, Chart #1001, U. S. Coast and Geodetic Survey, Washington, D.C., first published 1913, reissued 1916.
Description: Inside passage between Bath and Boothbay Harbor, Chart #315, from a trigonometrical survey of the coast of the United States, bears the stamp of R.G.Hodgdon, Boothbay Harbor, Agent for government charts and maps