Portret van J.W. Ermerins, hoogleraar in de faculteit Wis- en Natuurkunde aan de universiteit van Groningen Jan Willem Ermerins Math. Prof. 1835-1865 (titel op object), RP-F-F03668, Johannes Hinderikus Egenberger, between 1860 and 1864

Identification title(s): portrait of j. W. Ermerins, professor in the faculty of mathematics and physics at the university of groningen. Jan willem ermerins math. Prof. 1835-1865? (title on object). Object type: photo carte-de-visite object number: rp-f-f03668. Inscriptions / brands: name, under photo, written in ink: 'jan willem ermerins math. Prof. 1835-1865?'. Manufacture. Manufacturer: photographer: johannes hinderikus egenberger (mentioned on object). Place of manufacture: utrecht. Dating: 1860 - 1864. Physical characteristics: albumen print. Material: paper technique: albumen printing. Dimensions: photo: h 102 mm × w 5. 3 mm sheet: h 529 mm × w 338 mm subject. When: 1860-1864 - 1860-1864. Who: jan willem ermerins. Acquisition: transfer of management 1994. Date: between 1860 and 1864.