O'Donnell's new science of arithmetic
Subtitle: presenting a revelation of new methods in teaching numbers, productive of marvelous educational results ...
By: Donald J. O'Donnell, author ...
Publisher: D.J. O'Donnell
Published: 1903
Place of publication: Chicago, Ill
Language: eng
Subjects: Arithmetic.
Notes: Paged continuously; [section 1] viii, 9-152 p.; section 2: viii, 153-312 p.