Oeuvres modernes sur papier

7 key terms to know about works on paper Specialist Allegra Bettini explains the terms every buyer should know, from tack holes to foxing and craquelure	10 things to know about Marc Chagall The life and work of the Russian artist who was born Moyshe Segal and became one of the key figures of 20th-century art
10 things to know about Pierre-Auguste Renoir A guide to one of the founders of Impressionism, who earned acclaim for his paintings of crowded boulevards and sun-dappled parks	Picasso’s prints: An expert guide Specialist Murray Macaulay discusses Picasso’s seven decades of printmaking and why the market is growing so fast