We have a Singer sewing machine from I think the 1930s that runs fine. Also a bakelite radio from I think the 1940s that worked fine about 15 years ago but has

We have a Singer sewing machine from I think the 1930s that runs fine. Also a bakelite radio from I think the 1940s that worked fine about 15 years ago but hasn't been used since. I haven't reworked any of it but I think someone else did before we got it in the 1990s.