The Chicago Tribune Historical Image Collection

1 to 5 of 5 pieces in Microscopes--1930-1940

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Crown Rayon (American Viscose Corporation)
Title:
Crown Rayon (American Viscose Corporation)
Published:
1938-03-06
View:
jpg (251 KB) | pdf (2,712 KB) | details
Drene (Procter & Gamble)
Title:
Drene (Procter & Gamble)
Published:
1938-05-01
View:
jpg (284 KB) | pdf (2,910 KB) | details
In a drop of water : here Dr. Roemmert is shown
Title:
In a drop of water : here Dr. Roemmert is shown
Published:
1934-11-04
View:
jpg (212 KB) | pdf (3,564 KB) | details
Tree rings : Arthur Koehler
Title:
Tree rings : Arthur Koehler
Published:
1935-03-10
View:
jpg (222 KB) | pdf (5,472 KB) | details
United Medical Service
Title:
United Medical Service
Published:
1938-07-24
View:
jpg (261 KB) | pdf (4,280 KB) | details
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