Using numbers
Subtitle: first [and second] book
By: by Laura Hooper and Mary Olive Sleeper ; assisted by Harriet Sleeper
Contributors: Sleeper, Mary; Sleeper, Harriet; Freeman, Margaret, 1893-1942, ill; Potter, Edna, ill
Series: Master Key Arithmetic Series
Publisher: Houghton Mifflin
Published: 1939
Place of publication: Boston
Language: eng
Subjects: Arithmetic; Problems, exercises; Study and teaching (Primary); Counting
Notes: First book illustrated by Edna Potter, second book illustrated by Margaret Freeman.