For more information on Enzenbacher, see Starlog #25, August 1979, page 17, “SF in Bronze: The Mad Sculptor of San Francisco” by Bob Woods, which can be read at the Internet Archive.
Enzenbacher was a member of the Merry Marvel Marching Society (M. M. M. S.). His misspelled last name appeared in Kid Colt #126, January 1966.
(Next post on Monday: Kalogramas and Kalogram)