I just found this 50 years old in my basement and it doesn't work. The turning knob turns freely. Is it worth anything? How hard is it to repair it?
The Fisher Price record players usually have some value; even broken ones. There are numerous different models available online; working and 'for parts only/broken'.
Here are eBay's sold listings for 'broken' players: (sold= Value).
www.ebay.com/
This is eBay's present 'for sale' listings:
www.ebay.com/
www.ebay.com/
There are a lot of sites showing how to repair different models.
Check some of them out to see if you're up to working on yours.
www.thriftyfun.com/
www.youtube.com/
This vintage Fisher Price Record Player is listed for $30 @ Etsy:
www.etsy.com/
This one is priced @ $26.75:
www.etsy.com/
This one is $22.93:
www.etsy.com/
This one is listed for sale at $25.99, but it works:
www.ebay.com/
Perhaps this YouTube video on how to repair exactly the same model will help you: