Thanks, that's one of the two that could be by Chance (see Chance Additions, p.39). My only concern is the mark: MADE (not MAKE) appears to be preferred by Chance.
I'd like to correct myself here as Chance appears to have used both MADE and MAKE.
W. A. Bailey - According to GracesGuide.co.uk:
1919 William Asbury Bailey established the Rockware Glass Syndicate Ltd to manufacture glass containers at a factory established for the purpose in Greenford in 1920
The only Greenford I can find is a suburb of London, but plants appear to be mainly situated in the north of England:
https://www.wikiwand.com/en/Rockware_Glass