by John R. Clark, Ruth I. Baldwin, and Caroline Hatton Clark ; with the cooperation of Monica M. Hoye ; illustrated by Mary Coates Highsmith

World Book [1949] Revised edition

grade 3

所蔵館1館

by John R. Clark, Monica M. Hoye, and Caroline Hatton Clark ; with the cooperation of Ruth I. Baldwin ; illustrated by Mabel Jones Woodbury

World Book [1949] Revised edition

grade 5

所蔵館1館

by John R. Clark, Ruth I. Baldwin, Caroline Hatton Clark

World Book c1945 Number books for young America

所蔵館11館

by John R. Clark, Arthur S. Otis, Caroline Hatton Clark

World Book c1945 Number books for young America

所蔵館19館

by John R. Clark, Monica M. Hoye, and Caroline Hatton Clark ; with the cooperation of Ruth I. Baldwin ; illustrated by Eleanor O. Eadie and Janet Smalley

World Book [1944] Teacher's edition

grade 6

所蔵館1館

by John R. Clark, Ruth I. Baldwin, and Caroline Hatton Clark ; with the cooperation of Monica M. Hoye ; illustrated by Ottilie Foy

World Book [1944] Teacher's edition

grade 4

所蔵館1館