Design for a Dress Chariot carriage

Pen and ink, watercolour and carriage oils on board, (brown, cream, light blue, black), [design for a] Dress Chariot carriage /G.Clarke, [Barker & Co., Chandos, London], [ca1810], scale 3/4":1' (1:16) , flap lowered shows Dress design with hammer cloth; raised flap shows design with box for Posting), 23 x 35.5cm.