New York: Arno Press, 1977.
Reprint. Hardcover. Very Good- with no dust jacket. Item #4635
Library stamps/marks/labels/slip, light sun, light tone, otherwise light wear. Solid hardcover.; Reprint of articles published between 1911 and 1970 by various publishers. "The papers in this anthology record some of the highlights of progress from the simple selenium proposals of the late 1870s to advanced color systems of recent years. Companion documents and other contemporary sources, given in the following references and book list, provide further sampling of historical material." - Introduction. ; Historical Studies in Telecommunications; Ex-Library; 500 pages.