"Who's Drunk" is a cautionary illusion from 1897
Before "Where's Waldo", there were cautionary "shadow pictures" like this one. In a shadow picture from Edward Carswell's "Temperance Stories and Sketches", the viewer tries to find "drunken figures (some oddly inviting in their peaceful slumber) amongst the branches, stumps, fences, and stones of various landscapes." — Read the rest