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
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