I am not saying anything of the kind.

I only said it could well be the name of the design, which would make perfect sense.
Ravenhead produced a lot of tumblers with patterns printed on them, mostly designed by Alexander Hardie Williamson. There are probably several hundred different designs, I do not know them all. The history of these printed tumblers is rather complicated. Some of it outlined in the thread below.
https://www.glassmessages.com/index.php/topic,14907.10.htmlLord Queensbury had his fingers in so many glass pies and had so much wonderful influence in promoting glass and supporting new ideas in it, it would not surprise me at all to find this kind of tribute to him.

Are your tumblers slightly flared towards the rim, or just straight? The shape would determine the name of the tumbler, if Ravenhead/Sherdley
Straight ones are called Slim Jims; rounded, barrel shaped ones are called Tubbies. There are others, made in America.
There was a French company also produced printed tumblers, but I think the glass in those is much thicker. I'm sure there must be others.
https://www.cmog.org/library/slim-jims-tubbies-life-and-work-designer-alexander-hardie-williamsonI'm afraid your query is one that leads us down several rabbit holes.
