| American Botanist Booksellers Specializes in out-of-print books on agriculture, horticulture, olericulture and their history. http://www.amerbot.com/ |
| Antiquar & Buchhandlung Gerhard Renner Old and new, rare and out of print science books. Specialising in mathematics, astronomy, history and philosophy of science, issuing yearly catalogues. http://www.antiquariat-renner.de/ |
| Lynge & S?n, International Antiquarian Booksellers Specializing in general science and mathematics. http://www.lynge.com/ |
| Rogers, Ed Specializes in rare and out of print geoscience books, including paleontology, mineralogy, mining, volcanology, and meteoritics. http://www.geology-books.com/ |
| Significant Books Specialize in science and technology, especially mathematics. 2000 plus books on the web. We also have an active book search service. http://www.significantbooks.com/ |