Various, Notes and Queries, Vol. IV, Number 110…
“ On the ground, at the foot of the cross, is a skull and some bones; and at one side of the picture is a monster, somewhat like a gigantic toad, with his foot on a book; and at the other side lies a bell, with a twisted cord attached to it: the monster and the skull might be symbolical of sin and death, but what can the bell mean? It is a singular object for an artist to have introduced without some particular meaning ”
