Public Domain Mark
You can use this work for any purpose without restriction under copyright law. Read more about this licence.
Credit
Precariously perched on the top of a tree, William IV is sleeping in a cradle, the faces of Lord John Russell, Daniel O'Connell and Lord Melbourne in the clouds blow vigorously. Coloured lithograph by H.B. (John Doyle), 1836. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.