OE-XHK Robinson R44 Raven II OE-XHK in Grenchen am 28.04.2013 © Thomas Schmid
 OE-XHK in Grenchen am 28.04.2013 © Thomas Schmid
 OE-XHK in Grenchen am 28.04.2013 © Thomas Schmid
 OE-XHK in Grenchen am 27.04.2013 © Thomas Schmid
 OE-XHK in Grenchen am 27.04.2013 © Thomas Schmid
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