The G.M. Standifer Construction Company built two shipyards on the Columbia River for the World War I effort. Collection consists of a stock certificate book for the Standifer-Clarkson Shipyard in North Portland, 1916, and a stock certificate book for the G.M. Standifer Construction Corporation, 1917-1919.

Photographs, publications, and ephemera relating to Charles P. Harman, Jr. (1908-1986) and Harlay Harman (1948-2001). Charles P. Harman, Jr. was an engineer who worked for the Kaiser Company at the Swan Island shipyard and the Detroit Dam; Harlay Harman was his nephew.

Photographs and ephemera relating to the Willamette Iron and Steel Company. The materials were collected by Joseph Meyers (1910-1997), a marine engineer who worked for the company.