Mary Ellen Hendrix

Genius in America
Mary Ellen Hendrix · 2014
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How inventor Harry Knowles founded and developed Metrologic Instruments and Knowles Science Teaching Foundation that promotes math and science.
Book details
- Year
- 2014
- Language
- English
- Publisher
- The Donnell Group
- Editions
- 1
- Pages
- 387
- ISBN
- 9780988416543
Data source: Wikidata