The Chicago Tribune Historical Image Collection

1 to 2 of 2 pieces in Temperature--1930-1940

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Byrd clocks mercury for cold record
Title:
Byrd clocks mercury for cold record
Published:
1934-06-17
View:
jpg (238 KB) | pdf (4,323 KB) | details
Temperature zones of the world defined
Title:
Temperature zones of the world defined
Published:
1934-06-17
View:
jpg (238 KB) | pdf (4,323 KB) | details
of 1