English, George Letchworth, 1864-1944.
Getting acquainted with minerals George Letchworth English [and] David E. Jensen. - Rev. [i.e. 2d] ed. - New York : McGraw-Hill, 1958. - 362 p. : ill. ; 24 cm.
58007417
Mineralogy.
Mineralogy--United States.
QE365 / .E5 1958
549 / JEG
Getting acquainted with minerals George Letchworth English [and] David E. Jensen. - Rev. [i.e. 2d] ed. - New York : McGraw-Hill, 1958. - 362 p. : ill. ; 24 cm.
58007417
Mineralogy.
Mineralogy--United States.
QE365 / .E5 1958
549 / JEG