Getting acquainted with minerals /
English, George Letchworth.
Getting acquainted with minerals / George Letchworth English, David E. Jensen. - Rev. ed. - New York : McGraw-Hill, 1958. - 362 p. : ill.
93034020
Mineralogy.
Mineralogy--United States.
Getting acquainted with minerals / George Letchworth English, David E. Jensen. - Rev. ed. - New York : McGraw-Hill, 1958. - 362 p. : ill.
93034020
Mineralogy.
Mineralogy--United States.