As a public health precaution due to COVID-19, all Smithsonian museums and the National Zoo are temporarily closed. We are not announcing a reopening date at this time and will provide updates on our website and social media.

Rude Star Finder (2102-B)

Rude Star Finder (2102-B)

<< >>
Usage conditions apply
Downloads
Description
This consists of a white plastic planisphere with the northern sky on one side and the southern on the other, seven clear plastic templates centered at 10° intervals of latitude, and a cardboard container. The United States Hydrographic Office transferred it to the Smithsonian in 1957.
The star finder bears the inscription "H.O. NO. 2102-B / HYDROGRAPHIC OFFICE / RUDE / STAR FINDER AND IDENTIFIER / (WITH HYDROGRAPHIC OFFICE MODIFICATIONS) PRICE $1.00 / Published at the Hydrographic Office, Washington, D.C. Oct. 1940 under the authority of THE SECRETARY OF THE NAVY"
Ref: G. T. Rude, Star Finder and Identifier," U.S. patent #1,401,446
H. M. Jensen, et. al., "Navigational Instrument," U.S. patent #1,919,222
Location
Currently not on view
Object Name
star finder
date made
1940
maker
Rude, Gilbert T.
place made
United States: District of Columbia, Washington
Measurements
overall: 8 in; 20.32 cm
overall: 9 5/8 in x 11 3/4 in x 3/8 in; 24.4475 cm x 29.845 cm x.9525 cm
ID Number
PH.315071.2
accession number
214422
catalog number
315071.2
See more items in
Medicine and Science: Physical Sciences
Measuring & Mapping
Navigation
Data Source
National Museum of American History
Nominate this object for photography.   

Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.

If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.

Note: Comment submission on our collection pages is temporarily unavailable. Please check back soon!

If you have a question or require a personal response, please visit our FAQ or contact page.