Some more glimpses of Powerman - UPDATED

Some rare glimpses of Dave Gibbons 'lost' superhero, Powerman…

First up is the Comicon (19)76 convention booklet...

Also from 1976 we have the Comics 101 convention booklet... 

...which features an intriguing advert for POP issue 10 - looks like if features a strip called 'The Super E' and a football strip - did Dave draw for these comics? If not, who did?

…and finally the convention booklet for Strip (19)78

UPDATE...UPDATE...UPDATE...

And from Warrior #23 (October 1984) there's a little bit of background on Powerman and a couple of frames as well...