United States calculator
Subtitle: or, Arithmetic simplified, in dollars and cents, adapted to the commerce of the United States ...
By: in a series of lectures, comprising the analytical and synthetical methods of demonstration, designed for schools and academies. 
Publisher: F. Lucas, jr.
Published: 1841
Place of publication: Baltimore
Language: eng
Subjects: Arithmetic -- Early works to 1900.
Genres: Early works to 1900.