All tracklisting details are taken from the BBC Sessions spreadsheet available for download at the BBC Radio International site. It is unclear whether the tracks on the Curved Air appear in the order broadcast. The tracks of Patto appear in order from the BBC Transcription Services of Pick Of The Pops For Your D.J.-336. 
As far as is known, neither set has been officially released. Please add extra information if known.
Curved Air live, recorded 1971-03-04, unknown venue