Glass Blowing Guy Silhouette Blown Measuring Science Pitcher Beaker Spout Cup

Description

This little glass measuring cup is in good shape with no damage, chips or cracks. It measures 2 3/4" tall x 2" diameter and measures up to 3 ounces. One side of the cup has a silhouette image of a man blowing glass (I think). The other side has lines measuring ounces and half ounces. The glass has a few small bubbles in it.
I could find no brand or maker's markings on this item. If you know information, please share with me.
See calculator to ship this goodie.