my brother has no sense of humour, but thankfully for anonadmin he provided sauce

in answer to mike's original question, the illustration in question is from a children's book by illustrator Brett Helquist who is best known for his illustrations in the children's book series: "a series of unfortunate events"

That particular pirate illustration is from his self drawn, and written series called: "roger the jolly pirate."

BARNES & NOBLE | Roger, the Jolly Pirate by Brett Helquist, HarperCollins Publishers | Paperback