QA101 R99 Ryan, James.
An elementary treatise on arithmetic, in theory and practice: adapted to the instruction of youth in schools and academies in the United States. By James Ryan ... New-York,
| Collins & Hannay, 1827. = 4, [iii]-v, 272 p. 18 1/2em,
ARE BooK DEPT. 199.12 — — [another copy]
1. Arithmetic—Before 1846.
& Qal01.R99