Technology & Innovation

William Powell's Slide Rule

Image: 
Short Caption: 

William Powell used this slide rule while teaching courses on aeronautics at the Bessie Coleman Flying Club.

Credit: 

National Air and Space Museum, Smithsonian Institution

Accession Number: 
A20100221000
Photo Number: 
NASM 2011-00609
Full Size Image: 
Date: 
2011
Media Type: 
Artifact

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