Collection:
Juneau—Douglas City Museum
Object ID:
2004.23.026A—D
Accession#:
2004.23
Credit Line:
Donated by the Bureau of Land Management.
Object Name:
Sieve
Title:
Set of four brass US Standard Screen Sieves
Date:
01/01/1950
Description:
Set of four brass testing sieves. Black and white metal plate on each sieve. "US Standard Sieve Series" "USBM/7075"

A— Sieve size no. 4 1.875 inch by 0.5 inch by 8.5 inch Coarsest mesh offset
B— Sieve no 16 2 .75 inch height
C— Sieve no 30 2 .625 inch
D Sieve no 50 2 1/2"h
Notes:
Used in USBM ore laboratory
See 2004.23.025
Search Terms:
History
Government
federal
T&E
geological
Mining
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