Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low View: 16 32 All Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Mystery of the Spiral Bridge by Franklin W. Dixon – Hardy Boys #45 $7.00 Add to cart Quick View Quick View $5 Bin, All Used Books, Children's Books, FictionThe Secret Agent on Flight 101 by Franklin W. Dixon – Hardy Boys #46 $5.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionMystery of the Whale Tattoo by Franklin W. Dixon – Hardy Boys #47 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Shattered Helmet by Franklin W. Dixon – Hardy Boys #52 $6.50 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Mysterious Caravan by Franklin W. Dixon – Hardy Boys #54 $6.50 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Ghost at Skeleton Rock by Franklin W. Dixon – Hardy Boys #37 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Haunted Fort by Franklin W. Dixon – Hardy Boys #44 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionMystery of the Flying Express by Franklin W. Dixon – Hardy Boys #20 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Sign of the Crooked Arrow by Franklin W. Dixon – Hardy Boys #28 $6.50 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Crisscross Shadow by Franklin W. Dixon – Hardy Boys #32 $6.50 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Yellow Feather Mystery by Franklin W. Dixon – Hardy Boys #33 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's Books, FictionThe Secret of Pirates’ Hill by Franklin W. Dixon – Hardy Boys #36 $7.00 Add to cart Quick View Quick View $5 Bin, All Used Books, Children's BooksThe Missing Chums by Franklin W. Dixon – Hardy Boys #4 $5.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's BooksThe Mark on the Door by Franklin W. Dixon – Hardy Boys #13 $7.00 Add to cart Quick View Quick View $10 and Under, All Used Books, Children's BooksHunting for Hidden Gold by Franklin W. Dixon – Hardy Boys #5 $7.00 Add to cart Quick View Quick View $10 and Under, $5 Bin, All Used Books, Children's BooksThe Secret of the Old Mill by Franklin W. Dixon – Hardy Boys #3 $5.00 Add to cart 1 2