I normally use a 365 NM flashlight to show how glass object glows.
Vtg XL Tiara INDIANA Black Glass Basket Diamond Point HEAVY 13.5"L x 10"T READ
Vtg Tiara Indiana Glass 3D Spade Blue Bridge Ashtray Candy Trinket Dish Rare
Vtg Cobalt Blue Opalescent Rim Tiara Indiana Glass 11" Fruit Basket Dew Drop
Vtg Emerald Green Tiara Indiana Glass Ashtray Diamond Heavy Cigar
Vintage Tiara Indiana Sandwich Glass Ruby Red Handled Glass Basket 10" E4
Tiara Indiana Glass Black Basket w/ Flowers Handle Diamond Point 13x10x11 LARGE