Show old time plying flying machine thomas walker portrait painter published at hull england in 1810 A treatise upon tho the art of flying by mechanical anical means walker constructed a flying machine based upon on his studies of the flight of birds it was a boat shaped contrivance with a long projecting beak also a long tall fall be hing and a pair of wings worked by lovers levers controlled by the hands of the sitter itter it if this machine was ever actually tried no records of results are now tractable |