Surveyor's Compass by Thomas Greenough

Description:

Surveyor's Compass by Thomas Greenough, the 4 3/4-inch diameter crosshatched card divided 0-90 in four quadrants, with central roundel of figure holding a backstaff and (indistinct) credit Made by Thomas Greenough, Boston New England, fleur-de-lis to North, scrolls to East, blued-steel needle, wood body with straight arm, two shaped sight vanes and cover, lg. 15 in.

Literature: Silvio A. Bendini, Thinkers and Tinkers, (1975),p. 97, figure 39.
Estimate $2,500-3,500

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