00699cam a2200241 4500 503473582 TxAuBib 20100311120000.0 000000s2007||||||||||||||||||||||||und|u 9781596797727 159679772X TxAuBib Salzmann, Mary Elizabeth. Cool Shells. 2007. HC. Cool Collections Learn how to start, add to, and maintain a collection of shells. 20100311. Hobbies, Juvenile Nonfiction. Shells, Juvenile Nonfiction. Cool Collections.