Portret van een onbekende man, RP-P-1931-58, Martinus van Regteren Altena, between 1876 and 1908

Identification title(s): portrait of an unknown man. Object type: print object number: rp-p-1931-58. Inscriptions / marks: collector's mark, verso, stamped: lugt 2228. Description: the man is wearing a hat and has sideburns. Manufacture. Manufacturer: printmaker: martinus van regteren altena. Dating: 1876 - 1908. Material: paper technique: etching / plate tone. Dimensions: plate edge: h 163 mm × w 123 mm. Subject: what: anonymous historical person depictedhead-gear: hat (+ men's clothes). Credit line: donation from mr e. Heldring, amsterdam. Acquisition: donation 1931. Date: between 1876 and 1908.