Heinrich Hamann; Atelier J. Hamann; Johann Hinrich W. Hamann; Hamburg Museum; Hamburg; silver gelatin paper; black and white positive process; total: height: 18.00 cm; width: 24.40 cm; stamp: verso and left : Studio for Photography of all kinds; awarded Hamburg 1899/ J. Hamann; Hamburg 36; Holstenplatz 14; inscribed: verso top: in lead: Museum f黵 Hamburgische Geschichte; Hbg. Holstenwall (side part with loggias); architectural photography; museum