W.P. van Stockum jr. (1848-1927) by H.J. Haverman,  Inv.nr 000.486.
<bdi><a href="https://en.wikipedia.org/wiki/en:Richard_Roland_Holst" class="extiw" title="w:en:Richard Roland Holst"><span title="Dutch writer, artist, performance artist and painter (1868-1938)">Richard Roland Holst</span></a>
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