Hudson’s Pump Duty Computing Scale

Hudson’s Pump Duty Computing Scale

£160

Dimensions

5.25 inches

Circa

1900

Country of manufacture

UK and Ireland

Categories: Calculating, Scientific

Description

An unusual and rare complex slide rule for Pump duty calculations, in celluloid. Original case.

Ask the Dealer

Item enquiry

To enquire about this item, complete the form bellow to send a message to the Dealer

Enter Email
Confirm Email
Sending

Dealer information

GB Fletcher

Fletcher Wallis

Fletcher Wallis sells objects and books relating to the history of science, medicine and technology Arcade. He publishes books through Vernier Press, including Antique Medicine Chests, and Corkscrew Patents from 1795. He has been dealing for forty eight years.

Shipping information
Payment methods
Terms & conditions