Harold is 60. So is his purple crayon.

For Crockett Johnson‘s 109th birthday (today!), we’re celebrating Harold’s 60th birthday… with a few tributes from other artists. URNewYork (2esae & Ski) First, it’s graffiti artist URNewYork (2esae & Ski), as photographed by Michael Weinstein for C.J. Hughes’ “The East Village Embraces a Colorful Past” (New York Times, 9 Nov. 2015). The art appeared in an…