Relation of the Wissahickon mica-gneiss to the Shenandoah limestone and to the Octoraro mica-schist, of the Doe Run-Avondale district, Coatesville, quadrangle, Pennsylvania ...
by Eleanora F. Bliss and Anna I. Jonas ...

APA Citation

Knopf, E. Frances Bliss., Jonas, A. I. (Anna Isabel). (1914). Relation of the Wissahickon mica-gneiss to the Shenandoah limestone and to the Octoraro mica-schist, of the Doe Run-Avondale district, Coatesville, quadrangle, Pennsylvania ... [Place of publication not identified].

MLA Citation

Knopf, Eleanora Frances Bliss, 1883-, and Anna I. (Anna Isabel) Jonas. Relation of the Wissahickon Mica-gneiss to the Shenandoah Limestone And to the Octoraro Mica-schist, of the Doe Run-Avondale District, Coatesville, Quadrangle, Pennsylvania ... [Place of publication not identified], 1914.

Warning: These citations may not always be complete (especially for serials).