Name/Title
ComptometerTags
Comptometer, John Henry KirbyScope and Content
Vintage Comptometer PAT D FELT 1885Collection
John Henry Kirby EstateCataloged By
icehousemuseum@att.netParts
Count
7Parts
component, lever, control knob, lever stop, output display, controlled key, safe guardCondition
Reason for Exam
InventoryOverall Condition
FairDate Examined
Oct 17, 2021Research Notes
Research Type
ResearcherPerson
icehousemuseum@att.netDate
Oct 16, 2021Notes
A vintage calculator from the 1900s. Calculation supported: Addition, Subtraction, Multiplication, Division. It served as an adding calculating machine. Patented in the US 1887.Created By
icehousemuseum@att.netCreate Date
April 7, 2021Updated By
sburginsing57@gmail.comUpdate Date
November 12, 2024