Rubens, Philip II on Horseback https://goo.gl/7ytSQC
Van Dyck, Equestrian Portrait of Charles I https://goo.gl/GZ3Hw9
David, Napoleon Crossing the Alps https://goo.gl/5L9Kbo
Rigaud, Louis XIV (also with Van Dyck portrait of Charles I) https://goo.gl/bpZjU1
Van Dyck, Charles I at the Hunt https://www.youtube.com/watch?v=SHZojeuDLjM
Titian, Venus of Urbino (with references to other reclining nudes) https://goo.gl/Jeqtuv
A whole lineup of (very small images of) Memling portraits http://www.frick.org/sites/default/files/pdf/press/Memling_images.pdf
Ingres, Odalisque with Slave http://www.harvardartmuseums.org/art/299806
Ingres, La Grande Odalisque https://goo.gl/NDeFou
Re: Girls in long white dresses: Whistler, Symphony in White No. 1 (!) https://goo.gl/tDdxbG
GQ article (2013) on Wiley's search for models in North Africa http://www.gq.com/story/kehinde-wiley
OKCMOA page, including video of artist's lecture at museum http://www.okcmoa.com/visit/events/kehinde-wiley-new-republic/