Cover most likely composed of elements from story panels. Unable to identify any of those elements in one of the interior stories. They are most likely from issue #63 or #64.
Inside front cover.
Beck may have been assisted by Pete Costanza.
Al Capp pokes fun at Frank Sinatra.
Promo ad for Li'l Abner Comics #66 on sale August 10.
House ad for Steve Canyon #4 on sale June 10.
House ad for Green Hornet Fights Crime #41 on sale July 5th.
Ad for Popsicle products.
Ad for Schwinn bicycles.