Main content Dimitry Mendeleyev Bulgarian Postage Stamps, Postcard, and Postal Cover Collection, 2005-2009 (inclusive) Extent: 0.1 linear feet (1 folder.) Abstract: A collection of Bulgarian postage stamps, postcard, and postal cover commemorating the life and work of Russian chemist and inventor Dimitry Mendeleyev. Held at: Science History Institute Archives [Contact Us]