The Chicago Tribune Historical Image Collection

1 to 6 of 6 pieces in Scientific equipment--1930-1940

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A robot psycho-analyst : close-up of the psychograph machine
Title:
A robot psycho-analyst : close-up of the psychograph machine
Published:
1934-07-22
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jpg (202 KB) | pdf (3,921 KB) | details
A robot psycho-analyst : how the psychologist places
Title:
A robot psycho-analyst : how the psychologist places
Published:
1934-07-22
View:
jpg (202 KB) | pdf (3,921 KB) | details
Dick Tracy
Title:
Dick Tracy
Published:
1932-07-24
View:
jpg (247 KB) | pdf (2,990 KB) | details
How loud is the noise : Dr. William Braid White
Title:
How loud is the noise : Dr. William Braid White
Published:
1934-07-22
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jpg (202 KB) | pdf (3,921 KB) | details
Pard (Swift & Company)
Title:
Pard (Swift & Company)
Published:
1939-02-19
View:
jpg (146 KB) | pdf (5,258 KB) | details
Students taking readings of loads on models
Title:
Students taking readings of loads on models
Published:
1938-07-31
View:
jpg (271 KB) | pdf (2,809 KB) | details
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