Lear illustrated and wrote many short poems or limericks that were based around nonsensical ideas. There are hundreds of his illustrations online along with his odd writings. The image above is taken from his poem "The Scroobious Pip", a tale fitting of this blog.
Victorian Trickster - A page dedicated to the work of Lear.
Another Lear page with many illustrations.
There are hundreds of Lear illustrations on display under the "Pre - 1922 Cartoon style drawings" section of this gallery.