House Renovations - Questions

[ggdad1951]

9 hours ago, Eneto-55 said:

I will admit that I had to look that up (Edison base).  What you found behind sheetrock, was that a light socket, or a fuse holder? (As I recall from the house my parents rented when I was a child - those fuses screwed into the same size base as the light bulbs.)

 Light socket.