ISBN 0761362029 books & textbook
Sherlock Holmes and the Adventure of the Blue Gem: Case 3 (On the Case with Holmes and Watson)
Doyle, Sir Arthur Conan Rohrbach, Sophie
Graphic Universe ™ /2010-08-01 Paperback / 48 Pages
isbn-10: 0761362029 / isbn-13: 9780761362029
