Circular slide rule for surveying calculations: "Cox's stadia computer"

Made:
New Jersey
Circular slide rule for surveying calculations: Cox's stadia

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Circular slide rule for surveying calculations: Cox's stadia
Science Museum Group
© The Board of Trustees of the Science Museum

Circular slide rule for surveying calculations: "Cox's stadia computer", plastic, made by Whitehead-Hoag, New Jersey for W. & L.E. Gurley, Troy, New York

Details

Category:
Mathematics
Object Number:
1985-268
type:
circular slide rule
credit:
Crosby, R.C.