Press Photo Volunteer Army personelle undergo "Heat tests" at Hampstead

ARMY PERSONNEL UNDERGO "HEAT TESTS" Volunteer Army Personnel are now undergoing a series of "heat Tests" at the Army Research Est. at Hampstead. The test includes the lifting of 50 lb. ammunition boxes in rotation on and off make-believe lorry tailboards-in a room with humidity temp. of Dewpoint 84.This is carried out in four hour periods of 30 mins. of lifting and 30 mins of break,which includes recording periods. At the end of each period four men observers examine the volunteers condition of breathing etc.. Throughout each test the volunteers wear an IMP mask(Integrating Motor Pneumotachograph) which records breathing-oxygen content.etc. KEYSTONE PHOTO SHOWS:TERENCE MITCHELL of Ryde I.O.W.-lifts the 50 lb ammunition box-while wearing the IMP mask..

Photo measures 6 x 8.25 inches.

Photo is dated --0000.



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