Object Details
- Description
- This 56-page paper pamphlet, copyrighted in 1881, has the full title A Revised Key to Gould's Patent Arithmetical Frame; Containing Much New and Valuable Matter, Including Common Fractions, Percentage, and the Metric System. It has a variety of problems in addition, subtraction, multiplication, division and decimal fractions that could be set up on a teaching device called Gould's patent arithmetical frame, along with answers. A section of the pamphlet discusses the metric system, and a variety of other arithmetic problems are included.
- On the cover, Gould’s address is given as 72 Murray St., New York. This address is crossed out and Chatham, N.J., is written in in ink.
- For a related object, see 1994.0038.01. For related correspondence, see 1994.0038.03.
- Location
- Currently not on view
- Data Source
- National Museum of American History
- maker
- Bugbee, H. K.
- date made
- 1879
- Credit Line
- Gift of Joel S. and D. Hope Pratt
- Physical Description
- paper (overall material)
- Measurements
- overall: .2 cm x 13.1 cm x 18.7 cm; 3/32 in x 5 5/32 in x 7 3/8 in
- Object Name
- pamphlet
