Watchf AP A  CA  APHS318921 Air Pollution 1949

Air Pollution 1949

In a laboratory test chamber, Phyllis Ullman, volunteer test subject, records her reactions in simulated smog conditions, while being observed by Paul L. Magill, Stanford University senior chemical engineer, through a window, April 19, 1949. Miss Ullman makes notes on eye and throat irritation as smog is introduced (center of picture). (AP Photo/Ernest K. Bennett)

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4904190156
April 19, 1949 12:00:00 AM
May 21, 2010 03:36:04 PM
Ernest K. Bennett
AP
ASSOCIATED PRESS
20297
3000 x 2302 2.57 MB
Air pollution, Air quality, Pollution, Smog, Environmental concerns, Environment, Environment and nature, Air pollution
Sitting Smiling Looking Away Science Research Expertise
Stanford, CALIFORNIA
APHS318921
STF
IP AM

This content is intended for editorial use only. For other uses, additional clearances may be required.

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