What are examples of irony in Huckleberry Finn?

Verbal Irony (Jim)

"I's rich now, come to look at it. I owns myself, en I's wuth eight hund'd dollars."

Situational Irony

"I was so sorry to hear Jim say that, it was such a lowering of him."

Situational Irony: Pap's take on a black man's right to vote.

"They said he was a p'fessor in a college, and could talk all kinds of languages, and knowed everything. And that ain't the wust. They said he could vote."