A variety of RF strains- up to 31 inches long. Some days the strangest things follow me home. More inventory for some future project. Now I just have to figure out what to do with them.
1- 22 inch long, black plastic composite fins around a glass rod, likely a Pyrex. 2 -Pyrex 3- Pyrex 4- Pyrex 5-brown porcelain, unmarked 6- grey porcelain AUSTIN 7- white unmarked 8- white unmarked 9- white JOHNSON 10- white JOHNSON 11- 31 inch long, brown unmarked porcelain