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

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

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

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

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

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

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

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

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

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