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LicenseWelsh's slide rule for psychometric observatiosn
Science Museum Group
© The Board of Trustees of the Science Museum
Welsh's slide rule for psychometric observatiosn, made by [ADIE] 395 Strand, London. Scales A (linear), B, C and D on reverse, slider mended, F, E (labelled relative humidity) H (marked dry and dewpoint) I on side with makers name
Details
- Category:
- Meteorology
- Object Number:
- 1995-906
- Materials:
- wood
- Measurements:
-
overall: 38.2 x 3.5 cm
- type:
- slide rule
- credit:
- Meteorological Office, Berkshire
