Code for protection against lightning.
Parts I, II, and III :
issued December 30, 1932.
|Corporate Author:||United States.|
Washington : G.P.O. : 1933.
Lightning protection /
Lightning protection / Standards /
"Supersedes Handbook 12, formerly M92."
At head of title: U.S. Department of Commerce. Roy D. Chapin, Secretary. Bureau of Standards. Lyman J. Briggs, Acting Director ...
x, 93 p., 1 p. of plates :
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