Mary-Kate and Ashley couldn't wait to see the mummy exhibit at their local museum. But when they got there, the mummy was gone! Join the Trenchcoat Twins as they solve one of their most puzzling mysteries ever!

The Case of the Missing Mummy 1998, Scholastic, New York, NY

ISBN-13: 9780590294041

Unknown binding

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The Case of the Missing Mummy 1998, Turtleback Books

ISBN-13: 9780613113847

Turtleback School & Library edition

Hardcover

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