Identity elements
Reference code
Name and location of repository
Level of description
Item
Title
D64711-14
Date(s)
- 1952-02-13 (Creation)
Extent
Name of creator
(1919-1980)
Content and structure elements
Scope and content
The interior of the Portland plant of Pennsylvania Salt Manufacturing Company shows a row of tanks. A workman is seen connecting a hose to a valve.
Pennsylvania Salt Manufacturing Co. (Portland, Or.); Chemical industry--Oregon--Portland--1940-1950;