*Bentley 69.P5.1862
Hammona, W.P., jt. author. Potter, S.A. and WP. Hammona. Potter & Hammond's system of book-keeping. (cont.)
Same. Common school edition. Part 1. New York, Chic., Potter, Ainsworth, & Co. [1863?] lv. *Bentley 69.P&.1865 | Same. For common and high schools. In three numbers. ~ Philadelphia, Cowperthwait & Co. [cl866] 3 parts ingv. 181/2 x 22 1/2 cm. *Bentley 69.P5.1866 Contents. - 1. By single and double entry. 2,3. by double entry. Com- & prising two sets of books:
(cont. on next cara.)