Geology and mineral resources of the Hudson and Maynard quadrangles, Massachusetts /
Hansen, Wallace R.,1920-
Geological Survey (U.S.)
Washington, [D.C.] : U.S. G.P.O.,
1956.
Three folded col. maps in pocket.
"Prepared in cooperation with the Commonwealth of Massachusetts Dept. of Public Works."
Bibliography: p. 101-102.
Geology
Geology
Mines and mineral resources
Mines and mineral resources