G.P.O. Bobbin protector, 1880

Made:
1880
G.P.O. Bobbin protector, 1880

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G.P.O. Bobbin protector, 1880
Science Museum Group
© The Board of Trustees of the Science Museum

G.P.O. Bobbin protector, 1880

Details

Category:
Geophysics
Object Number:
1888-223
type:
bobbin's protector
credit:
H.M. Postmaster General