Philip Nel, an English professor at Kansas State University, has put together a comprehensive scholarly site devoted to Crockett Johnson at http://www.k-state.edu/english/nelp/purple/
Crockett Johnson (image courtesy F.C.W.)
Crockett Johnson (on left) (from 9/46 Time magazine
:: Barnaby (1943) (signed and inscribed copies) ::
This Rich World (1943)
:: Barnaby and Mr O'Malley (1944) (inscribed) ::
Harold at the North Pole (1958)
Correspondence from Johnson describing the end of "the strip"