Introduction to optical mineralogy and petrography : the practica l methods of identifying minerals in thin section with the microscope a nd the principles involved in the classification of rocks /
Edwards, Merwin Guy, 1889- [from old catalog]
Introduction to optical mineralogy and petrography : the practica l methods of identifying minerals in thin section with the microscope a nd the principles involved in the classification of rocks / Merwin G . Edwards. - Cleveland, Ohio : [The Gardner printing co.], 1916. - 197 p. : ill., diagrs. ; 21 cm.
Mineralogy.
Petrology.
552
Introduction to optical mineralogy and petrography : the practica l methods of identifying minerals in thin section with the microscope a nd the principles involved in the classification of rocks / Merwin G . Edwards. - Cleveland, Ohio : [The Gardner printing co.], 1916. - 197 p. : ill., diagrs. ; 21 cm.
Mineralogy.
Petrology.
552