© Licensed to London News Pictures. 11/10/2019. LONDON, UK. Technicians present "Market in Jaffa", 1887, by Gustav Bauernfeind, (Est GBP2.5-3.5m).  Preview of works from the Najd Collection of orientalist paintings at Sotheby's in New Bond Street, which record daily life in the historic Arab, Ottoman and Islamic worlds  All 155 paintings are on public view 11- 15 October, with 40 works to be auctioned on 22 October.  Photo credit: Stephen Chung/LNP