![](http://www.alamy.com/thumbs/6/B285D46C-C75C-4DE8-9E8C-5C4C37126B3D/2JN0GWT.jpg)
Unknown architect, observatory Potsdam-Babelsberg (1914-1918): Eastern Observator House: Grundrisse eG, OG, KG, DG 1: 100. Lithograph colored on paper, x cm (including scan edges) Thür Georg (1846-1924): Sternwarte Potsdam-Babelsberg
Size: 3000px × 2195px
Photo credit: © EU/BT / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: 1, 014, 50, 100, auf, bz-, dg, druck, farbig, georg, grundrisse, kg, lithographie, observatorenhaus, og, papier, potsdam-babelsberg, sternwarte, Östliches, ü