Code for protection against lightning.
Parts I, II, and III ... issued March 22, 1945.
|Corporate Author:||United States.|
Washington : U.S. Govt. print. off., 1945.
"Approved by the American standards association: parts I and II, Oct. 29, 1937, part III, Sept. 7, 1944."
At head of title: U.S. Dept. of commerce. Henry A. Wallace, secretary. National bureau of standards. Lyman J. Briggs, director ...
x, 99 p.
illus. (chart) 2 pl. on 1 ℓ., diagrs.
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|Full viewv.40(1945)||University of Illinois at Urbana-Champaign|