White - A Practical System of Mental Arithmetic Or a New and Infalli - X555z

Copland - Exercises in Mental and Slate Arithmetic for Beginners - pap - X555z

Arithmetic - Teacher's Book of . 7 Pt. in 1 Vol. - New paperback or - X555z

Faught - A Mental Arithmetic For Oral Review - paperback or softback - X555z

Piper - Mental Arithmetic - New paperback or softback - 62 - X555z

Fraser - Mental Arithmetic Part II microform - New paperback or sof - X555z

Walter Bennett writ - Exercises In Arithmetic... - paperback or softb - X555z

Wentworth - A Mental Arithmetic - New paperback or softback - 21 - X555z