"The test conducted in cooperation with Walter Kidde & co. was conducted at their plant at Belleville, N.J. on April 18, 1946. The tests conducted in cooperation with the Cardox corporation were conducted at their plant at Monee, Ill. on May 8, 1946".--Foreword signed: E. W. Fowler, engineer in charge of tests. Geo. W. Booth, chief engineer, Committee on fire prevention and engineering standards.
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