PYREX Flameware Blue bubble 1-1/2qt Double Boiler with lid F*S Hermes factory knob Auto-guiding Speed

Auto-guiding Speed

#996 Anvil trademark

This is in excellent vintage condition

It weighs 15 lbs

He is gone and these are too small for me

PYREX Flameware Blue bubble 1-1/2qt Double Boiler with lid F*S Hermes factory knob Auto-guiding Speed1940s vintage PYREX Flameware Blue bubble 1 1 2qt Double Boiler with lid. Here is one of a pair of my Mother's Pyrex flameware double boiler, with stainless steel bands holding the glass handles on 2 saucepans with one fitting inside the other to create the Double Boiler. My Mother always said that this is "absolutely necessary" if you want to make 7 minute frosting. The double boiler is 8" high with the lid on. 12" wide with the handle. 6" in