Comic books: The Hulk, Martin Luther King.

For those interested in comic books:

• A comic book on the Montgomery bus boycott of 1956 that was influential in the civil rights movement

• The Hulk, featured in Northern Illinois University's "Heroes, Villains, and the American Zeitgeist" exhibition

(About the image: The Hulk, from the 1966 cartoon version of Marvel Comics' superhero. Hat tips to librarian.net, Confessions of a Curator)