"UNIQUE" electrical slide rule
- Made:
- 1950-1955
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Science Museum Group
© The Board of Trustees of the Science Museum
"UNIQUE" electrical slide rule , adapted for Williamson tacheometric reductions in surveying, with notebook by A Gargolinski, c1950.
Details
- Category:
- Surveying
- Object Number:
- 1997-297
- Measurements:
-
overall: 30 x 4.3 cm
- type:
- tacheometric slide rule
- credit:
- Gargolinski, A.
