Add this copy of Rapid Excavation and Tunneling Conference Proceedings to cart. $41.75, very good condition, Sold by Bingo Used Books rated 4.0 out of 5 stars, ships from Vancouver, WA, UNITED STATES, published 1989 by Littleton, Colorado, U.S.A. : Society for Mining Metallurgy.
Add this copy of Retc Proceedings 1989 to cart. $85.96, good condition, Sold by Bonita rated 4.0 out of 5 stars, ships from Newport Coast, CA, UNITED STATES, published 1989 by Society for Mining Metallurgy.
