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Image / John P. McNabb tests carbon monoxide levels, Los Angeles, 1936

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John P. McNabb tests carbon monoxide levels, Los Angeles, 1936
Date Created and/or Issued
March 11, 1936
Publication Information
Los Angeles Times
Contributing Institution
UCLA, Library Special Collections, Charles E. Young Research Library
Los Angeles Times Photographic Archives
Rights Information
UCLA Library Special Collections, A1713 Charles E. Young Research Library, Box 951575, Los Angeles, CA 90095-1575. Email: Phone: (310) 825-4988
Access to this collection is generously supported by Arcadia funds.
Cleo the canary was used to measure levels of carbon monoxide in tunnels, which can prove to be very dangerous to those who are more susceptible to the gas. Company secretary of the testing facility Colonial Mutual Compensation Insurance Company John P. McNabb will be submitting the test results to the Health Department and other sectors.
Story related to the photograph appears with the article, "Fumes Too Much for Canary in Tunnel Text," Los Angeles Times, 12 Mar 1936: A1.
The gentlemen and lady stand and crouch around the machine and birdcage, holding paperwork and a gas mask.
Text from negative sleeve: 4399 - John P. McNabb Lone Morf Wayne C Wyman H.H. Matthieson Gas Tests 3/12/36 [stamped:] Mar 19 1936
Handwritten on negative: L2R John P. McNabb Lone Morf Wayne C Wyman H. H. Matthieson 3/12/36
b&w nitrate negative
No linguistic content
Animal experimentation--California--Los Angeles
Wyman, Wayne C., 1907-1985
McNabb, John P
Matthieson, Henry H., b. 1882
Morf, Lone, 1913-1985
Los Angeles Times Photographic Collection

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