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ID#:9484
Description:This 1949 historical photograph was provided by the Center for Disease Control's (CDC), National Institute for Occupational Safety and Health (NIOSH). This image depicted a copy of an advertisement for the Mine Safety Appliances (MSA) Company’s, Combustible Gas Indicator, a portable instrument for detecting and measuring the presence of combustible gases in workplace environments. On the left side of the instrument (right side in the product photograph), the bulb of a hydrogen cyanide detector was visible.
The NIOSH Historic Photo Collection began as the “picture file” of the Industrial Hygiene Division of the U.S. Public Health Service (USPHS), c. 1930-1960. It is a unique collection of mid-20th Century images of American workers and workplaces and documents occupational safety and health research of that era. The collection consists of approximately 1,000 original photographs and schematic drawings.
High Resolution: Click here for hi-resolution image (4.75 MB)
Content Providers(s):CDC/ Barbara Jenkins, NIOSH
Creation Date:1949
Photo Credit:Unknown
Links:United States Environmental Protection Agency (EPA)
CDC – Nat. Institute of Occupational Safety and Health (NIOSH) – About NIOSH
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CDC Organization
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Copyright Restrictions:None - This image is in the public domain and thus free of any copyright restrictions. As a matter of courtesy we request that the content provider be credited and notified in any public or private usage of this image.

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