Thunderclap Newman have largely gone down in rock history as a one hit wonder band thanks to their psychedelic masterpiece “Something In The Air,” which went to number one on the UK charts in 1969 and has been covered by everyone from Tom Petty to Labelle, Eurythmics, and Elbow. But early Seventies rock aficionados know about the profound brilliance of their album Hollywood Dream, and the role that Pete Townshend took in assembling the group alongside Who manager Kit Lambert.

Core Thunderclap Newman members John “Speedy” Keen,” Andy Newman, and Jimmy McCulloch have all died,...