Tacoma works rectifier station addition, Kaiser Aluminum. Other side of building with plant and yard on right, Dodge truck lower left. The plant underwent an expansion and modernization program, beginning in 1952, to increase production. Construction in the expansion program included an extension to the rectifier station building. The rectifier station is where power is converted from alternating to direct current.

Kaiser Aluminum & Chemical Corp. (Tacoma); Aluminum industry--Tacoma--1950-1960; Dodge trucks; Trucks--Tacoma--1950-1960;