Tracy, John Clayton  1869-1955. <br/><br/>
Plane surveying:  a text-book and pocket manual / 
by John Clayton Tracy 
 - xxvi, 794 páginas ;  18 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Topografía.
<br/><br/><label>LC Class. No.: </label>TA551  / .T7