Collection consists of Bond of Enrollment and Bond for License for steamer Echo issued to Alexander P. Ankeny, John Gates and Miles Bell, September 14, 1865.

Three plans on 1 sheet for the steamships Bonita, by John Gates, and Lurline, by J. F. Steffen, for Jacob Kamm.

Collection consists of a lines plan with tables of measurements. Text on the plan reads: "Lines of the D. S. Baker and Annie Faxon / Design and model by John Gates / 1877." It is unknown whether the plan is original or is a later reproduction.

Plans related to the sternwheel steamboat Harvest Queen, originally designed by John Gates. They include a side view; a deck plan; a plan of the cabin, texas, and pilot house; and a lines plan taken from a model by Gates. It is unknown whether these plans are original or are later replicas. Also included in the collection is a photocopy of a Harvest Queen plan dated August 1900, showing top and side views of the steamer.

Collection consists of 6 plans on 4 sheets of the sternwheel steamer Hassalo. The drawings include a side view; a plan of the freight deck; a lines plan; and a cross section. It is unknown whether the plans are original or are later reproductions.

Collection consists of plans of the steamer R. R. Thompson, which was originally designed by John Gates. It is unknown whether the plans are original or are later reproductions. Drawings include top and side views; deck plans; and plans of the engine, boiler, and piston head and rings.