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Book Information
117 pages • paperback • first pub 1969 • 1 edition
ISBN/UID: 9780671299835
Format: Paperback
Language: English
Publisher: Pocket Books
Edition Pub Date: Not specified
Description
Danny knows the Professor is working on a new secret invention and is in danger, and when he and Professor accidentally switch on the new machine, problems get larger.
Community Reviews
Content Warnings
117 pages • paperback • 1969
ISBN/UID: 9780671299835
Format: Paperback
Language: English
Publisher: Pocket Books
Edition Pub Date: Not specified
Description
Danny knows the Professor is working on a new secret invention and is in danger, and when he and Professor accidentally switch on the new machine, problems get larger.
Community Reviews
Content Warnings