Project Trinidad: explosive excavation tests in sandstone and shale. (open access)

Project Trinidad: explosive excavation tests in sandstone and shale.

None
Date: January 1, 1972
Creator: Redpath, B. B.
System: The UNT Digital Library
Project Trinidad: Delta Series Numbers 1, 2, and 3, Sopris, Colorado. (open access)

Project Trinidad: Delta Series Numbers 1, 2, and 3, Sopris, Colorado.

None
Date: January 1, 1970
Creator: King, K. W.
System: The UNT Digital Library