Collection consists of plans for the steamer Anne W. by J. H. Johnston, dated June 14, 1913. They include top and side views, a cross section, and a line draft.

Five sheets of plans for the sternwheel steamboat G.K. Wentworth of Portland, Oregon, by architect J. H. Johnston. The plans include top and side views; a cross section; and a lines draft.

Collection includes 3 plans on 1 sheet for the steamer Georgia Burton, designed by marine architect J. H. Johnston for the Western Transportation Co.

Two negative photocopy plans on 1 sheet of a harbor patrol tugboat for the Commission of Public Docks in Portland, Oregon, by architect J. H. Johnston.

Scrapbook regarding the life and career of John H. Johnston, including a biography, newspaper clippings, photographs, technical drawings of ships, correspondence, citizenship papers and papers relating to Johnston Propeller Works and the ships he designed and built.

Nine sheets of photocopy plans for the sternwheel steamer Manzanillo, designed by architect J. H. Johnston for the Shaver Transportation Company. Plans include top and side views; a cross section; a cabin plan; a wheel plan; a plan of rudders and tillers; a hog chain arrangement plan; and a plan for a forged steel shaft.

Two blueprint plans on 1 sheet for a rock barge for the Columbia Contract Company, by architect J. H. Johnston.

Two negative photocopy plans on 1 sheet of the Sellwood ferry by architect J. H. Johnston.