There is a "digit" on the bottom where the bowl was removed as pictured.
Vintage Art Blown Glass Ruby Red Apple Clear Stem/Leaf Paperweight Teacher Gift
Viking Hand Blown Glass Ruby Red Swung Bud Vase Trumpet Opening 12” MCM w/Label
Pilgrim Glass Hand Blown Vtg Ruby Red Glass Bird Figurine Long Tail 6x4 In
Salviati Murano Glass Spoon Form Sculpture – Vintage Hand Blown Deep Ruby Red
Viking Art Glass Ruby Red Epic Pear Green Stem Hand Blown Vintage Cadmium Glow
4” Blenko Glass Ruby Red Apple Figurine Hand Blown Paperweight Murano Style
