Sextant and artificial horizon
Title
Sextant and artificial horizon
Subject
Astronomy
Navigation
Surveying
Measuring instruments
Navigation
Surveying
Measuring instruments
Description
Wood, metal, glass
Sextant:
Wooden box with hinged lid, inside includes Keuffel & Esser paper label and “obs 15” mark. Sextant matched with artificial horizon A214.2.
Black metal frame, wood handle, silver scale, maker marked on index arm, 2 telescopes, long tangent screw, 2 lens cap filters, reading lens for vernier, 4 index filters and 3 horizon filters. No 22872, maybe model 5225.
Artificial Horizon:
Box has hinged lid with two latches, broken leather handle, is marked with a maker tag, number 5 and University id tag and with a University police evidence tag from 1981. Bronzed brass roof with greenish color, measured 8 ¾ x 7 3/8 x 4 ½ inch high, fine plane glass 2 ¾ x 4 1/8, iron mercury bottle with threaded stopper and funnel top. Iron mercury trough with thread for funnel and lip. Polished mahogany case. In the Keuffel & Esser catalog #5250 on page 412, cost $35 .
Sextant:
Wooden box with hinged lid, inside includes Keuffel & Esser paper label and “obs 15” mark. Sextant matched with artificial horizon A214.2.
Black metal frame, wood handle, silver scale, maker marked on index arm, 2 telescopes, long tangent screw, 2 lens cap filters, reading lens for vernier, 4 index filters and 3 horizon filters. No 22872, maybe model 5225.
Artificial Horizon:
Box has hinged lid with two latches, broken leather handle, is marked with a maker tag, number 5 and University id tag and with a University police evidence tag from 1981. Bronzed brass roof with greenish color, measured 8 ¾ x 7 3/8 x 4 ½ inch high, fine plane glass 2 ¾ x 4 1/8, iron mercury bottle with threaded stopper and funnel top. Iron mercury trough with thread for funnel and lip. Polished mahogany case. In the Keuffel & Esser catalog #5250 on page 412, cost $35 .
Creator
Keuffel & Esser Company, New York
Source
Keuffel & Esser Co. (1913). Catalogue and price list of Keuffel& Esser co, manufacturers and importers of drawing materials and surveying instruments. Keuffel & Esser Co: New York.
Publisher
Astronomy Department, University of Illinois, Urbana, Illinois
Date
circa 1913
Contributor
Michael Svec
Rights
Copyright Michael Svec
Format
image/jpg
Language
English
Type
physical object
Coverage
University of Illinois Observatory, Urbana, Illinois
Files
Collection
Citation
Keuffel & Esser Company, New York, “Sextant and artificial horizon,” University of Illinois Observatory Collection, accessed April 26, 2024, https://uiobservatory.omeka.net/items/show/37.