The object is a graphic plotter, which has a drafting board with an end shelf for holding pens and pencils. On the right side is a digitizing bar, which moves up and down, as well as left and right. Found with the object were two blue irregularly shaped units (possibly paper holders), and an x/y coordinate display unit. Also found with the object (in the desk drawers in the back) are miscellaneous spare parts packaged in two plastic bags. The manufacturer might be either Interact Electronics, Hamilton Manufacturing, or Data Technology (all of whom have identifying marks on the object).
Date
ca. 1975
Identifying Numbers
Other number
20J713-J3847-70
Embossed on a frame under the object's work surface
