<bdi><a href="https://en.wikipedia.org/wiki/en:Philipp_Peter_Roos" class="extiw" title="w:en:Philipp Peter Roos"><span title="German painter">Philipp Peter Roos</span></a>
</bdi>
<a rel="nofollow" class="external text" href="http://www.dorotheum.com/auktion-detail/auktion-9960-alte-meister/lot-1481847-philipp-peter-roos-gen-rosa-da-tivoli.html?no_cache=1&amp;source=search&amp;cHash=b1d399bafc9cc18d2115d52140689868">Palais Dorotheum 17 April 2013, lot 824</a>