From this public domain book: https://archive.org/stream/stnicholasserial4821dodg/stnicholasserial4821dodg#page/n775/mode/1up kicking horse man Kicking horse boy falling
From this public domain book: https://archive.org/stream/stnicholasserial4821dodg/stnicholasserial4821dodg#page/n775/mode/1up kicking horse man Kicking horse
This was developed as a mascot but serves well as a figure in illustrating the alphabet mule donkey kicking Kicking Mule