Letter from H. Doughty to F. A. Fields gelatin glass negative Case, W. R. & Sons 1911-12-5 1964.660.1010 ViewLetter gelatin glass negative Herman Doughty Fountain Pen Co. 1914-12-28 1964.660.993 ViewLetter gelatin glass negative Herman Doughty Fountain Pen Co. 1911-12-28 1964.660.994 Viewletter gelatin glass negative Herman Doughty Fountain Pen Co. 1912-02-22 1964.660.1011 View