Safety code for the protection of industrial workers in foundries : National Founders' Association : American Foundrymen's Association, sponsors : tentative American standard approved June, 1922, by American Engineering Standards Committee

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Safety code for the protection of industrial workers in foundries : National Founders' Association : American Foundrymen's Association, sponsors : tentative American standard approved June, 1922, by American Engineering Standards Committee

（Safety code series）（Bulletin / Bureau of Labor Statistics, no. 336）

G.P.O., 1923

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  • Safety code series

    U.S. G.P.O

  • Bulletin

    Bureau of Labor Statistics

    U.S. Dept. of Labor, Bureau of Labor Statistics , For sale by the Supt. of Docs., U.S. G.P.O

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