Seller: bstev01 (2,081) 100%, Location: Lexington, Kentucky, Ships to: Worldwide, Item: 123497408160 Mineral thin-section by Friedrich Krantz (1856-1926), Bonn, Germany. Excellent views with either normal transmitted light, or between crossed polarizing filters (polariscope). The slide measures 1 7/8 x 1 1/8 inches, 48 x 28 mm. For information on F. Krantz and other aspects of early microscopy, please visit microscopist.net and http://victorianmicroscopeslides.com Please see our other microscope items. We gladly combine shipping - multiple slides will be shipped for the same price as a single slide. Insurance is included in the postage price.