Type: Mark
Location: Side of shaft
Inscription: "[C]ARPENTER & TILDESLE" stamped incuse in Roman capitals.
Type: Mark
Location: Side of shaft
Inscription: "[P]ATENTEE" stamped incuse in Roman capitals.
Type: Mark
Location: Side of shaft
Inscription: "REGd NOVr 11th. 1844" stamped incuse in Roman capitals.