Bobbsey Twins and Baby May, The by Laura Lee Hope

When a sweet baby is left on the Bobbsey's doorstep, the twins try to solve the mystery of who left her and where her parents are.

This is the 17th book in the "Bobbsey Twin" series for children. (Summary by Maria Therese)

Laura Lee Hope is a pseudonym used by the Stratemeyer Syndicate for the Bobbsey Twins and several other series of children's novels.