Winner of the 1965 Alley Award for Best Short Story.
Pages 2-5 of this story were inserted as a flashback into the reprint of "Robot-Maker Must Die" in The Brave and the Bold (DC, 1955 series) #102 (June-July 1972).
This story's telling of Robotman's early life directly contradicts the DP origin story in My Greatest Adventure (DC, 1955 series) #80.