Lesueur Brothers, (18th century); French. Medium: gouache on card. Date: 18th Century. Red woollen hat worn by ancient slaves; put on bust of Voltaire to hide his wig, a sign of royalists; Jean-Sylvain Bailly was Mayor 1789-November 1791 & astronomer; Provenance: Musee de la Ville de Paris, Musee Carnavalet, Paris, France / Giraudon. Photographic Rights The Bridgeman Art Library.