Hines' 'Patent Weight and Quantity Calculator', c.1908.

Made:
circa 1908 in unknown place
Mechanical ready reckoner patented by James Hines

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Mechanical ready reckoner patented by James Hines
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Mechanical ready reckoner patented by J. Hine, 1905

Mechanical ready reckoner patented by Patented by James Hines. This form of calculator gave costs of various quantities of goods at various prices per pound, hundredweight or ton. The quantity was set by turning the apropriate wheel at the side, and the price per unit by using the keys. The cost would then show in the apropriate window.

Details

Category:
Mathematics
Object Number:
1982-748
Materials:
glass, brass (copper, zinc alloy), metal (unknown), ebony, wood (unidentified) and paper (fibre product)
Measurements:
overall: 120 mm x 680 mm x 290 mm, 16.39 kg
type:
ready reckoner
credit:
Delehar Antiques