Advertising Leaflet for Kidjel Ratio Cali-Pro

Description:

This yellow fold-out leaflet was received with 333876. It provides instructions for the Cali-Pro, a proportional divider developed by Maurice Kidjel for making drawings in what Kidjel believed was the "universal ratio," 5.333 : 1. Kidjel and his business associate, Kenneth W. K. Young, filled orders for the device from an office in Honolulu, Hawaii. The leaflet contains examples of applications and testimonials. It was copyrighted in 1962.

Date Made: 1962

Maker: Young, Kenneth W. K.

Location: Currently not on view

Place Made: United States: Hawaii, Oahu, Honolulu

Subject: MathematicsDrawing Instruments

Subject:

See more items in: Medicine and Science: Mathematics, Science & Mathematics, Dividers and Compasses

Exhibition:

Exhibition Location:

Credit Line: Transfer from U.S. Department of the Treasury, Internal Revenue Service, Publications Department

Data Source: National Museum of American History

Id Number: MA.304213.04Accession Number: 1973.304213Catalog Number: 304213.04

Object Name: leaflet

Physical Description: paper (overall material)Measurements: overall: 7.7 cm x 15.2 cm; 3 1/32 in x 5 31/32 in

Guid: http://n2t.net/ark:/65665/ng49ca746a7-2e4a-704b-e053-15f76fa0b4fa

Record Id: nmah_904537

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.