THACKERAY, William Makepeace (1811-1863). ''Charity on Sunday.'' Original watercolor drawing of a lady and a sweeper, unsigned. Sheet size: 131 x 130 mm (5¼ x 5/1/4 in.). INSCRIBED BY THACKERAY on verso: ''Charity on Sunday. Sweeper. 'Please a half-penny for a poor boy?' Lady. 'You'd better be at church.''' Tipped on to mat and bound in full red morocco gilt, titled in gilt on front cover.