Key to book of problems in arithemetic
By: by Geo. A. Walton and Francis Cogswell
Contributors: Cogswell, Francis
Publisher: J. H. Butler
Published: 1872
Place of publication: Philadelphia
Language: eng
Number of pages: 144
Subjects: Arithmetic; Problems, exercises; Early works to 1900
Notes: Bound with: A book of problems in arithmetic. Philadelphia : J.H. Butler, c1872.