Whitehead, Alfred North,  1861-1947. <br/><br/>
Principia mathematica  :  to *56 / 
by Alfred North Whitehead an d Bertrand Russell. 
 - Paperback ed. 
 - Cambridge :  University Press ,  1962 
 - 410p.  ;  21cm 
<br/><br/> Abriged text of v. I of principia mathematica 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Philosophy<br/>Logic, Symbolic and mathematical.
<br/><br/><label>Dewey Class. No.: </label>510.1 WHI