#portraits #swiss portraitists #jean-Étienne liotard #liotard #swiss artists #swiss draftsmen #pastel portraits #drawings #pastels #18th century #1740s #refined #polished #bows #dresses #earrings #necklaces #chokers #pearls #fans #jeanne-elisabeth sellon #lady tyrrell #sir charles tyrrell #tyrrell baronetcy #tyrrell baronets #baronets #gentry #7th baronet of thornton #jewelry #jewels