Tarrant Hydraulic Slide Rule
- Made:
- 1960-1962 in United Kingdom
A "Janus Series" Tarrant hydraulic slide rule for calculating the flow of water in pipes and circular sewers, made by Blundell Rules.
Details
- Category:
- Mathematics
- Object Number:
- Y1999.71.4
- Materials:
- plastic (unidentified), metal (unknown), cardboard and textile
- Measurements:
-
slide rule: 10 mm x 337 mm x 57 mm,
case: 20 mm x 341 mm x 70 mm,
- type:
- slide rule
- credit:
- Gift of Ralph Whitehead