Type: Mark
Location: Case, back, interior
Inscription: "ADB" stamped incuse
Type: Mark
Location: Case, back, interior
Inscription: Chevron-like mark, stamped
Type: Mark
Location: Case, back, interior
Inscription: "4487" stamped incuse
Type: Mark
Location: Case, back, interior
Inscription: An effaced date letter, stamped
Type: Inscription
Location: Case, back, interior
Inscription: "410B" incised