Ever wondered what Whistler's mother's place was like the day before he created his famous 'Arrangement in Grey and Black No 1'? How about the Mondays after most Sundays on the Island of La Grande Jatte, as painted by Seurat? And what was it that prompted Mark Rothko to start creating his iconic 'colour field' paintings? This collection of images is a record of some of the befores and afters of such famed works.