Blake, William P.  1826-1910. <br/><br/>
Civil Engineer's reference book, 

 - Philadelphia  [McLaughlin Brothers, Printers]  1873. 
 - 25 Chapter p.  24 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>0750619643 
<br/><br/><label>LCCN: </label>07027122  
<br/><br/><label>Subjects--Meeting Names: </label><br/>Vienna International Exhibition (1873) 
<br/><br/><label>LC Class. No.: </label>T960.E1  / U8 
<br/><br/><label>Dewey Class. No.: </label>624