BUTTERFLY ON LOG (AKA) by Unknown Maker (Unknown Location, Operated: Unknown), c1880s Introduced
NOTE: Ref: Pattern Glass Mugs, by Mordock & Adams, pg. 21, plate 82. Mordock says it could be a mug, match holder or toothpick holder.
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Shape:
Contributor:

Shape: Toothpick/Match Holders
Contributor: Winfred Huff

Shape: Cups & Mugs
Contributor: C Eric Funston, Philip Mawford, Dennis Worden