John R. Clark, Ruth I. Baldwin & Caroline Hatton Clark, with the cooperation of Monica M. Hoye.
Arithmetic for young America, revised edition; teacher's manual. Grade 3.
R631430. Arithmetic for young America, revised edition; teacher's manual. Grade 3. By John R. Clark, Ruth I. Baldwin & Caroline Hatton Clark, with the cooperation of Monica M. Hoye. NM: revisions & corrections. © 3Jan49; A29505. John R. Clark & Caroline Hatton Clark (A); 14Apr76; R631430.
John R. Clark & Caroline Hatton Clark|A