Karte zur Basler Kantonstrennung 1832/33
Marco Zanoli (<a href="//commons.wikimedia.org/wiki/User:Sidonius" title="User:Sidonius">sidonius</a> (<a href="//commons.wikimedia.org/wiki/User_talk:Sidonius" title="User talk:Sidonius"><span class="signature-talk">talk</span></a>) 12:06, 14 April 2013 (UTC))
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>