Guide sheets
Relatively large number of guide sheets from 1925-948
- Object Number:
- 1925-948 Pt1
- type:
- guide sheets
Complete set of guide sheets for George Darwin's tidal abacus
- Made:
- 1892
- designer:
- George Howard Darwin
Complete set of guide sheets for George Darwin's tidal abacus, 1892, Inv. No. 1925-947
Details
- Category:
- Geophysics
- Object Number:
- 1925-948
- type:
- guide sheet
- credit:
- National Physical Laboratory.
Parts
Guidesheets for George Darwin's Tidal Abacus, 1892
Two guide sheets for George Darwin's tidal abacus, 1892.
- Measurements:
-
overall: .05kg
- Materials:
- paper (fibre product)
- Object Number:
- 1925-948 Pt2
- type:
- chart and calculating aid
