Reference Materials

This series consists of thirty-four boxes of reference materials, including advertisements, articles, bulletins, catalogues and guides, gazettes, journals, pamphlets, news clippings, portraits, scientific papers, scrapbooks, and theses. These materials furnish information on many aspects of electricity including electric lamps, electric trains, electric railways, electric signs, the domestic application of electricity, and biographical materials relating to the history of electricity; the Poulsen telephone; storage batteries; and World Expositions. There is also reference material on phosphorescence; radium; selenium; U.S. patent specifications and other patent materials. The last two boxes in the series contain miscellaneous reference materials.