CESRAS:
Leiden-RMO-07 210, D21a, Two faces fixed black, ERL1007 web
CESRAS:
Leiden-RMO-07 210 D21a male face fixed black, ERL1007 web
CESRAS:
Leiden-RMO-07 211 face cut ERL1007 web
CESRAS:
Leiden-RMO-07 210 Profile cut cut fxed black, ERL1007 web