Steve at VAS has several TD125’s he showed me. That site to restore 125’s looks good here’s a search for restoring 124’s
https://www.google.com/search?q=restore+thorens+td124&rlz=1C1GCEA_enUS1042US1042&oq=restore+thorens+td124&aqs=chrome..69i57j0i22i30j0i390i650l5.11143j1j7&sourceid=chrome&ie=UTF-8
I saw a fabulous site for Garrard 301’s which are seldom mentioned here.
https://www.woodsongaudio.com/service/garrard-301-restoration-service
and this one
https://www.artisanfidelity.com/new-products
It’s great that these ancient wonders get so much respect. some of these do not have dust covers, which I need. have fun with your project.