Liszt's transcription unfortunately is not at I.M.S.L.P.
It is, actually. It's hiding at page 17 of this (direct link to pdf - page 68 as marked in the pdf)Now, if only the Nyiregyhazi was obtainable.
Really, he was a colossal pianist, a real artist, and that always comes through in his playing.If only some more 1930's broadcasts would surface...