Sylvania Electric Products
Written by Alli Davis in the Marking Time category and the Summer 2022 issue Topics in this article: Cameron County, Emporium, Pennsylvania Historical Marker Program, proximity fuzes, Sinnemahoning Creek, Sylvania Electric Products, vacuum tubes, women, World War IIThis article is not yet available online and the print issue is no longer available. Please fill out the form below to request an electronic reprint (PDF) of this single article. All fields are required.
