The Amazon : river sea of Brazil.

by Sperry, Armstrong, 1897-1976.
Published 1961

Frederick Douglass : freedom fighter / by Lillie Patterson ; illustrated by Gray Morrow.

by Patterson, Lillie.
Published 1965

Lafayette: French-American hero / Illustrated by Maurice Brevannes.

by Bishop, Claire Huchet.
Published 1960

A world explorer: Roald Amundsen / Illustrated by George I. Parrish.

by De Leeuw, Cateau, 1903-1975.
Published 1965