USGS Multimedia Gallery
Title: Quintant Sextant or Lattice Sextant
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
Photographer: USGS Museum Staff
Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.
USGS Museum Collection
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