Curse of the IrisBook - 2014
"As Tycho and his siblings continue to compete for the captain's chair of the Shadow Comet, they must work together to hunt for an old pirate treasure--a treasure that is tied to some long-buried family secrets"-- Provided by publisher.
Publisher: New York, NY : Harper, an imprint of HarperCollinsPublishers, 
Edition: First edition
Copyright Date: ©2014
Characteristics: 340 pages : illustrations ; 22 cm