Object Details
- Description
- This small stylus-operated non-printing adding machine has seven brass wheels and a steel frame painted black. Seven windows above the wheels reveal the result. The back is covered with green felt. The machine is marked on the front: -THE- (/) SMALLWOOD (/) CALCULATOR (/) OAKLAND (/) CAL. The front of the case is marked: -THE- (/) SMALLWOOD CALCULATOR (/) OAKLAND, CALIFORNIA (/) Patented Feb. 23rd 1926. The machine fits in a wooden stand, which also has a slot for the stylus. The stand has four rubber feet. The entire instrument fits in a black cardboard cover. The stylus is silver-colored metal, with a blue plastic end piece.
- Compare to The Calculator (1986.0542.01).
- Reference:
- Russell W. Hook, “Adding Machine,” U.S. Patent 1,574,249, February 23, 1926.
- Location
- Currently not on view
- Credit Line
- Gift of Naomi Piekarski
- 1926
- ID Number
- MA.336184
- accession number
- 1977.0688
- catalog number
- 336184
- Object Name
- adding machine
- Physical Description
- cardboard (overall material)
- steel (overall material)
- brass (overal material)
- wood (overall material)
- felt (overall material)
- Measurements
- overall: 7 cm x 33.4 cm x 9.4 cm; 2 3/4 in x 13 5/32 in x 3 11/16 in
- place made
- United States: California, Oakland
- See more items in
- Medicine and Science: Mathematics
- Adding Machines
- Science & Mathematics
- National Museum of American History
- Subject
- Mathematics
- Record ID
- nmah_690284
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746a5-0091-704b-e053-15f76fa0b4fa
