The Bobbsey twins the coral turtle mystery Bằng Hope, Laura Lee

The Bobbsey twins in a TV mystery show Bằng Hope, Laura Lee

The Bobbsey twins the Smoky Mountain mystery Bằng Hope, Laura Lee

The Bobbsey twins the freedom bell mystery Bằng Hope, Laura Lee

The Bobbsey twins on the sun-moon cruise Bằng Hope,Laura Lee

The Bobbsey twins and the flying clown Bằng Hope,Laura Lee

The Bobbsey twins and the cedar camp mystery Bằng Hope,Laura Lee

The Bobbsey twins and their camel adventure Bằng Hope,Laura Lee

The Bobbsey twins' visit to the great West Bằng Hope,Laura Lee

The Bobbsey twins and the greek hat mystery. Bằng Hope,Laura Lee