Object Details
- Allen Calculators, Inc.
- Description
- This adding machine has a black metal frame with a metal mechanism and small glass window. The keyboard is also metal, painted green. There are eight columns of color-coded black and white plastic keys for entering numbers. To the right are the subtotal/total key mechanism, and the addition, subtraction, correction, and repeat keys. On the left are the non-print and non-add keys. The printing mechanism, fixed carriage, and narrow paper tape (4 inches wide) are at the back. It can accommodate totals up to nine digits long. There is a serrated metal edge for tearing off the tape. When the tape guide is moved away, single sheets of paper 6 inches wide can be fed through the platen. A knob on the right of the roller advances the paper manually. A lever on the right of the platen releases the paper and locks the paper guide in place. The motor and electric cord are at the back.
- The machine is marked on the front and on the top: R.C. Allen (/) FIGURING MACHINES. It is marked on a metal tag attached to the bottom: MODEL 3089. It is marked on another metal tag attached to the bottom with serial number: 997586. It is stamped on the bottom: 1306. It is marked on the back: Allen CALCULATORS, INC. (/) NEW YORK, U.S.A. (/) PATENTED. It is marked on the cover: R.C.Allen (/) Business (/) Machine.
- R. C. Allen adding machines were made from 1934, but the Model 3089 was not manufactured in that year. It was available by 1939.
- Reference:
- American Office Machines Research Service, December, 1939, Section 3.29.
- Location
- Currently not on view
- Credit Line
- Gift of KHG, Inc.
- ca 1940
- ID Number
- 1988.0534.01
- catalog number
- 334298
- accession number
- 1988.0534
- Object Name
- adding machine
- Physical Description
- glass (overall material)
- plastic (overall material)
- metal (overall material)
- paper (overall material)
- rubber (overall material)
- Measurements
- overall: 25 cm x 25 cm x 45 cm; 9 27/32 in x 9 27/32 in x 17 23/32 in
- place made
- United States: New York
- See more items in
- Medicine and Science: Mathematics
- Adding Machines
- Science & Mathematics
- National Museum of American History
- Subject
- Mathematics
- Record ID
- nmah_690627
- GUID (Link to Original Record)
- https://n2t.net/ark:/65665/ng49ca746a5-02a0-704b-e053-15f76fa0b4fa
