John Hamilton Mortimer - pen and ink drawings dated between 1760 - 1779
"Griffin striding over skeleton of a lamb."
"Studies including four heads of monsters; three monstrous heads, a human head at right, and half-length figure seen from behind wearing hat with plume."
"Demon Orchestra; concert of grotesque demons, including one playing a drum, another playing a bone flute."
"Dying female monster with curling tail, long hair, webbed hands and the chest of a woman reclining on rocks."
"Revengeful monsters with long hair grappling with a sea monster."
"Successful Monster; a sea monster embraced by a nymph, to the rage of his rival."
"Man struggling with monster."
"Enrag'd Monster; triton strangling a sea serpent, with studies of heads."
Drawings found at the British Museum.