Credited 6 times.
Ralph Curtis in #78 the Artful Dodger
Felix Heidemann in #102 the Clumsy Clown
Peter Gregson in #143 the Poison Pen-Pal
Dwight Garrett in #177 the Elusive Element
Frank Jones in #240 the Wrongful Writ
Greg Stanley in #270 the Crafty Kidnapper