Identity elements
Reference code
Name and location of repository
Level of description
Item
Title
D105000-8
Date(s)
- 1957-02-28 (Creation)
Extent
Name of creator
(1919-1980)
Content and structure elements
Scope and content
A warning on the Sheffield Precisionaire column instrument indicates that the only persons authorized to handle the machine are paper inspectors and testing station personnel. The Sheffield machine may be used in testing paper strength. One technician has his hand on a handle of a smaller Sheffield product; the black disc is applying pressure on the sheet of paper. Photograph ordered by Merchandising Factors, Seattle.
Electrical apparatus; Testing; Measuring; Paper products; Merchandising Factors, Inc. (Seattle);