Articles (Blog)

Figs. 1 and 2 shows a UV 01A Royal Blue Laboratories tube, made in Newark, New Jersey starting in 1926....

The before repair picture above is the un- cropped double exposure taken by amateur photographer Father Francis Browne on April,...

I present this article, every so often, to remind vacuum tube collectors what the business was like, in the early...

This postcard was conceived by prominent artist Charles Allen Gilbert (1873-1929) around 1909 and his female subjects called “Gilbert Girls”...