W. Mauke & Sons; Georg Koppmann; Hamburg. Freeport warehouses; Block O. G. and H. from the Hamburg portfolio. From the free port area; taken and edited by G. Koppmann & Comp; Staatliche Landesbildstelle Hamburg; collection on the history of photography; paper; collotype; image size: height: 22.6 cm; width: 30.8 cm; inscribed: recto u.: Printed on the backing board: Hamburg. Freeport warehouses; block O. G. and H; photography by G. Koppmann & Comp; Hamburg. Photographed Hamburg; November 1888; architectural photography; city; city view (veduta); warehouse (port)