Vallaert, Rhine, Rembrandt van, Italy, Longhi, Giuseppe, Le philosophe en contemplation, Meditating philosopher, verso - stamped, Old man (philosopher) sitting by a window, in a dark room, with a spiral staircase on the right. The light falls through an arched window, onto his open book. Right foreground a servant stoking the fire., print, prints, height 302 mm, width 338 mm, Italian, 1766 - 1831-01-02, print maker, printmaker, 1776 - 1831, fourth quarter 18th century, first quarter 19th century, second quarter 19th century, paper, etching, etchings, Northern Netherlands, 1606-07-15 - 1669-10-08, after, after a painting by, draughtsman