THE SHORT-RULE ARITHMETIC
AND ACCOUNTANT’S REFEREE, PERPETUAL
DISK CALENDARS, ETC.
Thirty-Eight Illustrations.
1889.
WM. K. DAVID
PUBLISHER,
LOCK BOX 507,
CHICAGO.
| Copyright, 1889, —By— WM. K. DAVID. |
THE SHORT-RULE ARITHMETIC
AND ACCOUNTANT’S REFEREE, PERPETUAL
DISK CALENDARS, ETC.
Thirty-Eight Illustrations.
1889.
WM. K. DAVID
PUBLISHER,
LOCK BOX 507,
CHICAGO.
| Copyright, 1889, —By— WM. K. DAVID. |