Whether "Dan Dunning" is a true or a pen name is unknown.
Items with "Dunning, Dan" as Credited Author746. Quiet Jack the Secret Service spy, or, Too much for Red Leary
767. Mac and Jack the invincibles, or, The diabolical three
875. Detective Dave's close call, or, Farrel Fox, the man of many faces
884. Farrel Fox and his girl ferret, or, The bogus banker's dive-sharks
893. Farrel Fox's sweep-stakes, or, The boss counterfeiter's round-up