Tarrant Hydraulic Slide Rule
- Made:
- 1960-1962 in United Kingdom
Tarrant Hydraulic slide rule for calculating water flow in pipes and circular sewers; made by Blundell Rules.
Details
- Category:
- Mathematics
- Object Number:
- Y1999.71.3
- Materials:
- plastic (unidentified), cardboard and leather
- Measurements:
-
rule: 8 mm x 288 mm x 50 mm,
case: 15 mm x 295 mm x 56 mm,
- type:
- slide rule
- credit:
- Gift of Ralph Whitehead