Darton, Nelson Horatio,  1865-1948. <br/><br/>
Catalogue and index of contributions to North American geology, 1732-1891, 
by Nelson Horatio Darton. 
 - Washington,  Gov't print. off.,  1896. 
 - 1045 p.  24 cm. 
 - U.S. Geological survey. Bulletin  no. 127 .
 - Geological Survey bulletin ;  127. .
<br/><br/><label>LCCN: </label>gs 05000696 //r862 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Bibliography.--North America
<br/><br/><label>LC Class. No.: </label>QE75  / .B9 no. 127