Conversation so far:
What does the word proper' symbolize?
CANNOTANSWER.
Did something specific happen during this time?
Tritsch was not ready in time for the sessions.
Did Gong ever do any films with his proper beginings?
The re-born Gong played its debut gig at the BYG Actuel Festival.
Where there more gigs during this time frame?
Magick Brother was released in March 1970.

Question: Were there any other releases?
Self-contained rewrite: Besides Magick Brother Were there any other releases for Gong?