
I would doubt very much indeed that the piece you saw was really by Maurice Marinot - especially at such a low price, Keith!
Tragically, most of Maurice Marinot's work was lost in a fire, very few pieces remain and most of them are in museums.
(I'm not laughing at you - but at the audacity of the seller!)
I think he is considered to be more part of the Arts and Crafts movement - he preceeds the Studio Glass Movement of the '60s.
Sam Herman (now a British citizen) is currently working with Adam, - as in Adam Aaronson, who is right here on the GMB!