EBONY OCTANT IN MAHOGANY CASE CA. 1820-1840 

Very refined British ebony wood octant.  
Beautifully manufactured with tree colored horizon glasses, two mirrors, viewing visor, and bone pencil holder.  
Angle measurement up to 90 degrees, ivory protractor and vernier, vernier reading up to 20 seconds.  
In the box there is the trading logo of J.Scott Bermondsey Wall.  
Original dark mahogany case with patina.  
Length index arm 30.5 cm.  
Length case 32 cm. (12.5 inches)

SOLD