Quintant Sextant or Lattice Sextant

Image: Quintant Sextant or Lattice Sextant

Detailed Description

This instrument was manufactured by Spencer, Browning & Rust, London. A sextant is used for measuring the altitude of the sun or another celestial body; such measurements can then be used to determine the observer's geographical position or for other navigational, surveying, or astronomical applications. Dating from the 1820s-1850s, this instrument is among the earliest objects in the U.S. Geological Survey museum collection. Object ID: USGS-000220


Image Dimensions: 1665 x 1326

Location Taken: US