Russell, Bertrand  1872-1970. <br/><br/>
The ABC of relativity./ 
Bertrand, Russell. 
 - Rev. ed. 
 - Fair Lawn, N. J. :  Essential Books,  c1958,  [impression 1959]. 
 - 139 p. :  ill. ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relativity (Physics)
<br/><br/><label>Dewey Class. No.: </label>530.11  / RUA 1959