Wilson, R. W. <br/><br/>
Useful addresses for science teachers 
compiled by R.W. Wilson 
 - 2nd ed 
 - London  Edward Arnold  1974 
 - 554p. 22cm 
<br/><br/> Previous edition 1968 
<br/><br/><label>ISBN: </label>0713118288 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science--Great Britain--Directories<br/>Science--Study and teaching--Aids and devices--Directories