Note that by this time Jack Schiff had taken over as the defacto editor even though Ellsworth retained the title.
Letters credit from Todd Klein via his Klein Letters blog (18 September 2016, http://kleinletters.com/Blog/ira-schnapp-in-worlds-finest-comics-part-1/).
Letters credit from Todd Klein via his Klein Letters blog (19 September 2016, http://kleinletters.com/Blog/ira-schnapp-in-worlds-finest-comics-part-2/). Schnapp did not do the word balloons. The word balloons were probably done by the artist.
Writer credit per Craig Delich (28 December 2004).
Credits updated per Craig Delich (28 December 2004). No Paris inks.