Type: Mark
Location: Underside, center
Inscription: "·BOARDMAN&C\o·" above, "NEW-YORK" below with an eagle at center, all within a circle, stamped
Type: Mark
Location: Underside, to left of maker's mark
Inscription: "X", stamped
Type: Mark
Location: Underside, to right of maker's mark
Inscription: "X", stamped
Type: Mark
Location: Underside, center
Inscription: "TD&SB" in rectangle, stamped