8 treff

Resources for the chemical industry in New England. Introduction / J.B. Calkin. Natural resources from the sea and soil / L.C. Jenness. Mineral resources / J.M. Trefethen

Bok Engelsk 1952
Classification of sediments
Trefethen, Joseph M.
Bok Engelsk 1950
Geology for civil engineers
Trefethen, Joseph M.
Bok Engelsk 1949
Lithology of the Kennebec valley esker
Trefethen, Joseph M.
Bok Engelsk 1944
Mt. Waldo batholit and associated ingneous rocks, Waldo County, Maine
Trefethen, Joseph M.
Bok Engelsk 1944
A fossilferous eskerlike deposit
Trefethen, Joseph M.
Bok Engelsk 1940
The identification of some Maine minerals
by Joseph M. Trefethen
Bok Engelsk 1940
A preliminary geographic sub-division of Maine
Trefethen, Joseph M.
Bok Engelsk 1938