Topic: Regency style salt+pepper shaker's?date?

[Lustrousstone]

That's assuming they are English. I have a nice 1950s boxed Czechoslovakian three piece set with uranium glass screw-on lids.

[Ekimp]

I saw some of these a while ago and couldn’t have a very good look but the inside of the lid looked pressed. You can see they also come with a matching mustard pot.

Saw another today, if you feel inside with a finger, you can feel undulations where the glass has been blown into the pre-moulded cutting. So, they are moulded as a figured blank, then cut. That makes sense considering the thread is moulded. There were two vertical seams on the external thread, so the thread was done with a two part mould.

Figured blanks:
https://www.glassmessages.com/index.php?topic=70878.msg394488