Dr. Drabble, Genius Inventor
مجموعه کتابها
توسط Sigmund Brouwer
جدیدترین:
1996
کتاب 1
Dr. Drabble's Remarkable Underwater Breathing Pills
توسط Sigmund Brouwer, Wayne Davidson, Bill Bell
کتاب 3
Dr. Drabble's Incredible Identical Robot Innovation
توسط Sigmund Brouwer, Wayne Davidson, Bill Bell
کتاب 4
Dr. Drabble's Astounding Musical Mesmerizer
توسط Sigmund Brouwer, Wayne Davidson, Bill Bell
کتاب 5
Dr. Drabble and the Dynamic Duplicator
توسط Sigmund Brouwer, Wayne Davidson, Bill Bell
کتاب 6
کتاب 7