Pilot balloon slide rule Mk IV A

Made:
1956 in England
Pilot balloon slide rule Mk IV A, by B.R.L., MO 2787/56, Met

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Pilot balloon slide rule Mk IV A, by B.R.L., MO 2787/56, Met
Science Museum Group
© The Board of Trustees of the Science Museum

Pilot balloon slide rule Mk IV A, by B.R.L., MO 2787/56, Met. Ref. 868, cased.

Details

Category:
Meteorology
Object Number:
1997-1418
Materials:
plastic, wood and velvet
Measurements:
rule: 63 cm
type:
pilot balloon slide rule
credit:
Meteorological Office