Instructions for Douglas Combined Protractor and parallel Rule

Made:
1939-1945 in United Kingdom
maker:
L N P Manufacturing Company Limited

Instructions for Douglas combined protractor and parallel rule used by Flight Lieutenant Edmund Bell, Royal Auxiliary Air Force Navigator, stored with object.

Details

Category:
Aeronautics
Object Number:
Y1987.250.12.10.3
type:
instructions
taxonomy:
  • information forms
  • instructional materials
credit:
Gift of Edmund Bell

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