Peter doesn’t know, but I think it’s possible.
Amazing Spider-Man (Vol. 1) #141
Published: c. November, 1974?
Cover Date: February, 1975
“The Man’s Name Appears to Be… Mysterio!”
Writer: Gerry Conway
Artist: Ross Andru
Inker: Frank Giacoia and Dave Hunt
Letterer: Artie Simek
Colorist: Petra Goldberg
But … but … their marriage was forced and rushed! 🙂