Twee schapenkoppen en een kop van een lam Studies van koeien, schapen en geiten (serietitel), RP-P-1877-A-371, Anthony Oberman, November 1809

Identification title(s): two sheep's heads and a lamb's head. Studies of cows, sheep and goats (series title). Object type: print serial number: 6/20object number: rp-p-1877-a-371. Inscriptions / marks: collector's mark, verso, stamped: lugt 2228. Manufacture. Manufacturer: printmaker: anthony oberman (mentioned on object). Place of manufacture: amsterdam. Dating: nov-1809. Physical characteristics: etching. Material: paper technique: etching. Dimensions: plate edge: h 115 mm × w 174 mm. Subject: what: cattle. Acquisition: purchase nov 1, 1877. Date: November 1809.