Here's some new info from an old promotional packet for the original premiere in early 1975 (either Feb or Mar 12, in the US first; later in UK, according to a contemporary article in Melody Maker), reprinted in David Watkinson's book Perpetual Change
The text at top reads:
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'U' Certificate 75 minutes, colour.
Available in 35mm 4-track
magnetic stereophonic sound with
a standby optical track, 35 mm optical
monaural soundtrack, 16mm magnetic soundtrack or 16mm
optical soundtrack. Registration no: br/E 38555/25/4/81
...
further down, after lstingn the songs, it says
A A10K Pictures Production Produced by David Speechley
Directed by Peter Neal. Title artwork by Roger Dean World
Copyright owned by Yes Music Limited Agents for sales
Rita Jarvis Limited.
Supporting films available from Rita Jarvis Limited including solo
shorts by members of Yes
For further information please contact Rita Jarvis Limited.
Distributed by
FAIR ENTERPRISES LTD
5 Park Village West
London N.W. 1
Telephone 01-387-3230
//