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Sextant

Catalogue number:
PH*328886

Inscriptions:
"Troughton & Simms, London" and "Silver"

Dimensions:
radius 6.25 inches

Discussion:
This sextant came from Princeton University, and was probably purchased for the John C. Green Astronomical Observatory that was established there in 1877. It has a brass frame. The silvered scale is graduated every 10 minutes from -5^o to +155^o and read by vernier with tangent screw and magnifier to 10 seconds of arc.

Further Information:

Troughton & Simms
Sextant