Some recent bbc radio auctions on eBay:

Neverwhere CD by Neil Gaiman BBC Radio Drama McAvoy Dormer Cumberbatch Head Lee

$18.00
End Date: Monday Jul-2-2018 18:57:28 PDT
Buy It Now for only: $18.00
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Aliens in the Mind with Vincent Price and Peter Cushing: BBC Radio Sci-Fi CD
$13.95
End Date: Thursday Jul-19-2018 8:50:09 PDT
Buy It Now for only: $13.95
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Doctor Who: Galaxy 4 BBC Radio Collection Soundtrack CD Hartnell
$12.99
End Date: Monday Jul-9-2018 17:06:40 PDT
Buy It Now for only: $12.99
Buy It Now | Add to watch list