Période

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Practical training in lab of institute of chemistry, ETH Zurich around 1955.
UMG24A20_058

Practical training in lab of institute of chemistr...

NACA Computers in an Office at the 8- by 6-Foot Supersonic Wind Tunnel ca. 1957
UMG22A32_443

NACA Computers in an Office at the 8- by 6-Foot Su...

Isotope laboratory at the National Institutes of Health 1950s.
UMG22A03_230

Isotope laboratory at the National Institutes of H...

Two women weigh a rat as part of a study on weight and blood changes
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Two women weigh a rat as part of a study on weight...

Emil Adolf Behring
UMG20B50_339

Emil Adolf Behring

In the laboratory with j. wickersheimer
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In the laboratory with j. wickersheimer

Dr. johann georg mezger
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Dr. johann georg mezger

Roentgen X-Ray Machine
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Roentgen X-Ray Machine

Cultivating Germs
UMG20A12_398

Cultivating Germs

TB Doctor And Researcher
UMG20A12_399

TB Doctor And Researcher

Scientist With Microscope
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Scientist With Microscope

First Official Air Mail Flight
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First Official Air Mail Flight

Bell Lab Scientists At Work
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Bell Lab Scientists At Work

Henry Osmaston takes a bearing'. Accompanied by Suk porters, Henry Osmaston (Working Plans Officer
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Henry Osmaston takes a bearing'. Accompanied by Su...