Bernard Linsky <br/><br/>
The Evolution of Principia Mathematica  Bertrand Russells Manuscripts and Notes for the Second Edition 

 -  Cambridge University Press  2011 
<br/><br/><label>ISBN: </label>9781107003279 
<br/><br/><label>Subjects--Topical Terms: </label><br/> History & Philosophy<br/>Logic, Symbolic and mathematical.,Mathematics--Philosophy.<br/>MATHEMATICS