Weir, Ruth Cromer. Leif Ericson, explorer / Ill. by Harve Stein. - [S.l.] : Abingdon, 1951. - 127 p. : ill. - An Ariel book . LCCN: 51012750 Subjects--Personal Names: Ericson, Leif, d. ca. 1020. Subjects--Topical Terms: America--Exploration. Dewey Class. No.: 921