This image of simple geometry is ineligible for
copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
Heptagon
Original upload log
This image is a derivative work of the following images:
2010-03-25T23:57:55Z
Uzyel 500x500 (543 Bytes) {{Information |Description={{Commonist}} For more info, see [[:en:Wikipedia:Route diagram template]]. Track segment with station on [[:en:Berlin U-Bahn|Berlin U-Bahn]] line U 6. |Source=Based on [[:Image:BSicon_uBHF.svg]] by