Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Federal Investigations of Mine Accidents, Structural Materials and Fuels. Paper No. 1171

Furkejuvvon:
Bibliográfalaš dieđut
Váldodahkki: Wilson, Herbert M. (Herbert Michael), 1860-1920
Materiálatiipa: Girji
Giella:meroštallameahttun
Almmustuhtton: 5/25/06
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Liŋkkat:https://www.gutenberg.org/ebooks/18448
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