RCA VACUUM TUBE MANUFACTURING EQUIPMENT - musical instruments - by...
RCA and Sylvania Vacuum Tube Manufacturing Equipment for sale - RCA Grids Winders, Sealex Machines, Complete Trolley Assemblies with control panel, Mica Dies, Grid Mandrels, Complete Sealex Line...
boston.craigslist.org
Providence Rhode Island Craigs List. I have no connection to the poster etc.