Question: What is the publishing year of this children's book written and illustrated by Dr. Seuss, in which the featured characted was also part of a book "Horton Hatches the Egg"?
Sentence (from "Horton Hatches the Egg (film)"): Horton Hatches the Egg is a ten-minute animated short film based on the book by Dr. Seuss, by Leon Schlesinger Productions in 1942, released as part of Warner Bros.' "Merrie Melodies" series.
Relevant evidence: No