CLARK, JOHN R.
Modern-school arithmetic; key for seventh grade, eighth grade, by John R. Clark, Caroline Hatton, Raleigh Schorling & Arthur S. Otis. New ed.
CLARK, JOHN R. Modern-school arithmetic; key for seventh grade, eighth grade, by John R. Clark, Caroline Hatton, Raleigh Schorling & Arthur S. Otis. New ed. © 22Aug39; AA307989. John R. Clark & Caroline Hatton Clark (A) & Marie O. Schorling (W); 21Dec66; R398991.
John R. Clark & Caroline Hatton Clark|A||Marie O. Schorling|W