Stephen Koschal ~ Quality Autographs & Signed Books Serving Collectors, Libraries, Institutions, Autograph Galleries and Dealers with Autographs and Signed Books in all Fields of Collecting Since 1967. P.O. Box 311061, Miami, FL 33231 USA ~ Phone (561) 315-3622 ~ skoschal@aol.com

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Guglielmo Marconi Bold Signature MARCONI, G. (1874-1937). Inventor; won the Nobel Prize for Physics (1909). Large Bold Signature on a card. Ample margins for framing. $325.00

Stephen Koschal ~ Quality Autographs & Signed Books Serving Collectors, Libraries, Institutions, Autograph Galleries and Dealers with Autographs and Signed Books in all Fields of Collecting Since 1967. P.O. Box 311061, Miami, FL 33231 USA ~ Phone (561) 315-3622 ~ skoschal@aol.com