Sumlock Decimaliser

The Sumlock Decimaliser is a handy tool for use with a Sumlock Comptometer to calculate shillings and pence as decimals of a pound, and from pence as decimals of a shilling.

Date : Unknown

Manufacturer : Sumlock Limited

Physical Description : decimaliser wheel

This exhibit has a reference ID of CH53044. Please quote this reference ID in any communication with the Centre for Computing History.
 

Scan of Document: Sumlock Decimaliser

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