This object has not been digitized yet.


Object Timeline

  • We acquired this object.


  • Work on this object began.


  • You found it!

Calculator, Divisumma 18, 1973

This is a Calculator. It was designed by Mario Bellini. It is dated 1973. Its medium is abs plastic, melamine, rubber, metal. It is a part of the department.

With the intent to design a piece of “totally humanized” office technology, Bellini attracted a new breed of consumer with the Divisumma 18 calculator’s colorful, tactile form. The stylish design made use of revolutionary synthetics like ABS plastic, melamine resin, and an inviting rubberized skin covering the keyboard buttons. Produced in a bright golden hue, it sat smartly on desks as a reminder of the sense of play that design could bring to even the most formal environments.

Its dimensions are

H x W x D: 4.6 x 30.9 x 12cm (1 13/16 x 12 3/16 x 4 3/4in.)

It has the following markings

On back, in relief: "Made in Italy / 220 V ~ 10 W 50/60HZ // #BCD18"

If you would like to cite this object in a Wikipedia article please use the following template:

<ref name=CH>{{cite web |url= |title=Calculator, Divisumma 18, 1973 |author=Cooper Hewitt, Smithsonian Design Museum |accessdate=4 February 2023 |publisher=Smithsonian Institution}}</ref>