LMP says:
W. Mark Felt's Deep Throat acknowledgement has brought forth a surprising number of email requests for a repost of the Centurybox's 1972 entry 'Theme To Deep Throat'. Here it is for a brief spell:

Theme From Deep Throat (1972) - LMP (la musique populaire) [160kbps mp3 3.8K]

Also, check out Light In The Attic's well-packaged 'Deep Throat' CD from recent times. Possibly available over at Dusty Groove.