<a href="https://en.wikipedia.org/wiki/Nicholas_Alexandrovich,_Tsarevich_of_Russia" class="extiw" title="w:Nicholas Alexandrovich, Tsarevich of Russia">Nicholas Alexandrovich</a>, Tsarevich of Russia
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Peter Ernst Rockstuhl</div>
<a rel="nofollow" class="external free" href="http://www.hermitagemuseum.org/wps/portal/hermitage/digital-collection/03.+Miniatures/201129/?lng=ru">http://www.hermitagemuseum.org/wps/portal/hermitage/digital-collection/03.+Miniatures/201129/?lng=ru</a>