Conjurer's Riddle: Sequel to the Inventor's Secret.
New York, Philomel Books, 2015. 1st Printing. Hardcover., Vg (See Description), Vg-/Vg Light Stain Inside Front Board at Heel. Text Clean, Binding Tight. Pages: 342.
New York, Whittlesey House/Mcgraw-Hill, 1946. 1st Printing. Hardcover., Vg in Tan Cloth with Front Paste-Down Illustration. Pages: 57. Bumped. P.O. Name Ffep. Text Block Clean.
New York, Whittlesey House/Mcgraw-Hill, 1948. 1st Printing. Hardcover., Vg-/G Signed By Author. Corners Lightly Bumped. Pages: 96. Chips & Tears, in Mylar Wrap. Text Block Clean & Tight.