00925cam a2200265 i 4500 u6118 SIRSI 20250825175115.0 240904s1977 ohua rb 000|0 eng d DLC DLC DLC clrauoh rda 624.19 Proctor, Robert V. (Robert Videtto), 1890-1967. Rock tunneling with steel supports / by Robert V. Proctor, Thomas L. White ; with an introduction to tunnel geology / by Karl Terzaghi. Revised, 1968 Youngstown, Ohio : Commercial Shearing, 1977. 293 pages : illustrations. text txt rdacontent unmediated n rdamedia volume nc rdacarrier Bibliography: page 99. Tunneling. Geology, structural. White, Thomas L. (Thomas Lester), joint author. Terzaghi, Karl, 1883-1963. 4748 4748 2026-03-12 00:00:00 35672007326 624.19 P964r 1977 35672007326 1 2025-08-25 BOOK 0 0 0 COL_GRAL 0 BCENTRAL BCENTRAL 2024-09-04