Identity elements
Reference code
Name and location of repository
Level of description
Item
Title
D42561-7
Date(s)
- 1949-05-16 (Creation)
Extent
Name of creator
(1919-1980)
Content and structure elements
Scope and content
Crust breaking machine at Permanente, Bill Gorman. Workmen are using a new machine to break the crust that developed on the molten aluminum in the reduction pots at the Permanente aluminum plant. This had been a manual process before development of the specialized machine.
Permanente Metals Corp. (Tacoma)--Employees; Aluminum industry--Tacoma--1940-1950; Laborers--Tacoma--1940-1950; Machinery;