Parker, Bertha Morris. <br/><br/>
Trees 
by Bertha Morris Parker ; checked for scientific accuracy by Wilbur R. Mattoon ; Kodachrome not credited by R. D. Bezucha ; drawings by Olga Kucera ; Kodachrome cover by Gay Lord. 
 - Evanston, Ill.  Row, Peterson  1955  1947. 
 - 35 p.  ill. 
 - Basic science education series. .
<br/><br/> "Intermediate".  Row Peterson unitext. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)