4 results filtered with: Krebs, Robert E., 1922-2009
- Books
Scientific development and misconceptions through the ages : a reference guide / Robert E. Krebs.
Krebs, Robert E., 1922-2009.Date: 1999- Books
The history and use of our earth's chemical elements : a reference guide / Robert E. Krebs ; illustrations by Rae Déjur.
Krebs, Robert E., 1922-2009.Date: 1998- Books
Scientific laws, principles, and theories : a reference guide / Robert E. Krebs ; illustrations by Rae Déjur.
Krebs, Robert E., 1922-2009.Date: 2001- Books
Groundbreaking scientific experiments, inventions, and discoveries of the Middle Ages and the Renaissance / Robert E. Krebs.
Krebs, Robert E., 1922-2009.Date: [2004], ©2004