Yes you are correct. Here are some more Informations:
Albert Mangelsdorff (German)
[M923-15]
Now Jazz Ramwong:
same pers but Heinz Sauer (ts,sop-2)
Frankfurt, June 6 & 7, 1964
Now jazz ramwong (2) (*) CBS (G)S63162, L + R (G)LR41007, CDLR71001 [CD]
Sakura waltz - - -
Blue fanfare (*) - - -
Three jazz moods on a theme by Ravi Shankar (*) - - -
Burungkaka - - -
Raknash (gl,rh duo) - - -
Theme from Vietnam (am solo) - - -
Es sungen drei Engel (*) - - -
Note: (*) These titles also on Pacific PJ10095(mono) = ST20095(stereo), titled "Now, jazz ramwong", apparently with severe editing on all titles.
For a session of April 22, 1966 see under Jazz Workshop Ensemble.