The main link there lists the songs individually with lyrics and music, but if you want to just go for the actual recordings, help yourself:
https://tomlehrersongs.com/albums/
The three discs of the Rhino box appear at the end of the list.
― Ned Raggett, Friday, 16 December 2022 23:52 (one year ago) link
ty ^
― Tracer Hand, Friday, 16 December 2022 23:56 (one year ago) link
ooh thanks!
― Roz, Saturday, 17 December 2022 05:35 (one year ago) link