derivative work of the following images: File:Polarhase_3_1997-08-04.jpg licensed with Cc-by-2.5, Cc-by-sa-3.0-migrated, GFDL 2006-09-01T15:18:57Z Ansgar...
on 4 August 1997 Source Own work Author Ansgar Walk (talk · contribs) Other versions Derivative works of this file: Polarhase 3 1997-08-04 cropped.jpg...
