Guide to Washington and its scientific institutions ... 
International Congress of Geologists. Fifth session, Washington. 1891 ... Prepared by the Local Committee for the use of the Congress. 
 - [Washington,  1891] 
 - 2 p. l., 3-64 p.  2 maps (1 fold., incl. front.) diagrs.  23 x 19 cm. 
<br/><br/> "The geology of Washington and vicinity" prepared by W.T. McGee [and others]", p. 38-64. 
<br/><br/>
<br/><br/><label>LCCN: </label>gs 06000094  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--Washington (D.C.)
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Washington (D.C.)--Guidebooks.
<br/><br/><label>LC Class. No.: </label>F199  / .I65