John R. Clark, Rolland R. Smith & Raleigh Schorling.
Modern-school geometry; teacher's manual.
R622880. Modern-school geometry; teacher's manual. By John R. Clark, Rolland R. Smith & Raleigh Schorling. NM: revisions. © 2Aug48; AA92711. John R. Clark (A) & Marie O. Schorling (W); 22Dec75; R622880.
John R. Clark|A||Marie O. Schorling|W