Type: Mark
Location: Front, left segment
Inscription: "W.H. CARR\S PATENT" cast in a curve in Roman capitals.
Type: Mark
Location: Front, left segment
Inscription: "PHILADELPIHA" cast in a curve in Roman capitals.
Type: Mark
Location: Back, left segment, at center
Inscription: "3 X 3 " cast vertically, perhaps partially effaced.