Joy, those are not vaseline glass, ..... but you can call them whatever you want.
Click below ...... look and read.
http://www.orau.org/ptp/collection/consumer%20products/vaseline.htm I still have not found a matching style but the closest I find are Westmoreland. They have an hex base where these are round.
Joy, not only Westmoreland but a couple others made similar candleholders. But the only one pictured in my "candleholder book" with a round base that looks to be identical to yours, ...... except it is clear glass, ....... is noted as a product of
Hazel Atlas.If you want to know the "actual value", ..... list them on E-Bay. When the bidding stops .........
you will have your answer.If you want to query D&B, ....... look down the list of posts until you see
the name on the right where he/she replied ........... and click on it. At the bottom of the "profile" click on "send personal message".
cheers