Pluckrose, Henry  1931- <br/><br/>
Machines at the station / 
Henry Pluckrose. 
 - Oxford:   Blackwell Education,   1990.  
 - 24 p. :  ill. ;  23 cm. 
 -  5 .
<br/><br/><label>ISBN: </label>0631165525 0631903216 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Study and teaching (Elementary)
<br/><br/><label>Dewey Class. No.: </label>372.35