Contemporary portrait of César Constantin François de Hoensbroeck (1724–1792), prince bishop of Liege
<bdi><a href="//commons.wikimedia.org/wiki/Category:18th-century_portrait_paintings_of_men,_artist_and_year_missing" title="Category:18th-century portrait paintings of men, artist and year missing">Unidentified painter</a>
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<span class="int-own-work" lang="en">Own work</span>