is a derivative work of the following images: File:Hamburger_Hafen_1910.jpg licensed with PD-old 2009-06-07T18:15:42Z Emma7stern 1672x1146 (2389207 Bytes)...
a derivative work of the following images: File:Map_hamburg_altona_1910.jpg licensed with PD-old 2009-05-16T08:24:40Z Emma7stern 2605x1980 (1696333 Bytes)...