Nine designs for door knockers, in two frames

French School, 19th Century Nine designs for door knockers, in two frames Numbered '94 95 96 97', '2358.' and '2359.' (1) and '2360.' and '2361.' (2) black lead, pen and grey ink, watercolour, watermark VL 12¼ x 17 5/8 in. (31.1 x 44.7 cm.) each (a pair) (2)