Correspondence, accounts, bills, order books, cashbooks, appointment books, price lists, photography formulas, charts, advertisements, technical information, and other papers. Persons represented include photographers (and partners) Nathan E. Nash, Lucius Thompson, W.T. Dyer, Addison Scholfield, and George E. Tingley, and E.A. Scholfield's wife, Leonora B. (Ashbey) Scholfield.

The George Comer Collection contains a small number of letters, some printed matter, and numerous clippings (copies) relative to Comer's voyages and activities. There are also seven whaling/sealing journals and two naval journals, along with four notebooks kept by Capt. Comer.

The collection contains certificates and documents issued to steam-powered water craft by the Steamboat Inspection Service, Dept. of Commerce and Labor, primarily through the districts of New London and New Haven, Connecticut. Also includes pilots, masters, and engineers certificates; inspection certificates for passenger and freight steamers, towing and ferry boats, and steam yachts; and miscellaneous documentation relating to steam boilers, licenses extended, and licenses suspended.