Lead glass; H. 3 3/4 in., Diam. foot: 2 3/4 in.; Diam. cup lip: 1 7/8 in.
Atwater Kent Museum of Philadelphia, The Historical Society of Pennsylvania Collection (Philadelphia, Pa.), T-6-15
The term "firing glasses" describes heavy drinking vessels used in making rounds of toasts during group dining. The practice of multiple toasting was a universal feature of such meals, and often included the pounding ("firing") of glasses on the tabletops.