Victorian glass maker ID help

[dejavu2]

Have 10" pair of vases and have not been able to learn anything about the maker mark

Looks like CARLSON over a shield with a lion in it

Initials B D B and number 75 over 575

Handpainted with white interiors

[gauntlettgems]

Can't help but boy are they beautiful good luck!

[z28zoooom]

look up Carlsbad, Bawo and Dotter. the shape is a hyacinth bulb vase. items made circa1884-1914. reference is from Kovels "New Dictionary (of) Marks" pottery and porecelain 1850 to present.
🙂