Found in 2 Collections and/or Records:
Nathan Gellert (1889-1959) was an engineer specializing in design and construction of gas plants and problems of gas technology. The papers include volumes of data and conclusions for a series of engineering projects as well as corporate records.
Donald Lowry Houghton was a Concreate Engineer for EBASCO Services dam building projects, including the Pelton Dam built for Portland General Electric on the Deschutes River in 1958. The Donald Lowry Houghton Pelton Dam construction collection contains in house reports, catalogues, blueprints, letters, and documents detailing the construction of the first Pelton Dam.