Clow, Nan . <br/><br/>
Science News 42 /  Textual Documents 
Archie And Nan Clow. 
 - 1st ed / 
 - London :  Penguin Books Ltd ,  1956. 
<br/><br/><label>Subjects--Index Terms: </label>Science T/G-Sc 
<br/><br/><label>Dewey Class. No.: </label>505  / Cl 626 Sc