Tunneling Technology: Its Past and Present Page: II
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For sale by the Superintendent of Documents, U.S. Government Printing Office
Washington, D.C. 20402 - Price 45 centsNasiatka, Thomas M.
Tunneling technology-its past and present. [Washington]
U.S. Dept. of the Interior, Bureau of Mines [1968]
22 p. tables. (U.S. Bureau of Mines. Information circular 8375.)
Includes bibliography.
1. Tunneling. I. Title. (Series)
TN23.U7 no. 8375 622.06173
U.S. Dept. of the Int. Library.L
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Nasiatka, Thomas M. Tunneling Technology: Its Past and Present, report, 1968; Washington D.C.. (https://digital.library.unt.edu/ark:/67531/metadc170796/m1/4/: accessed April 24, 2024), University of North Texas Libraries, UNT Digital Library, https://digital.library.unt.edu; crediting UNT Libraries Government Documents Department.