Building stones of our Nation’s Capital /  
United States Department of the Interior and United States Geological Survey. 
 - [Washington]:   [United States Government Printing Office],   [1998].  
 - 36 p. :  ill., maps ;  23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Building stones--United States<br/>Buildings--Washington
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Washington--Buildings, structures
<br/><br/><label>Dewey Class. No.: </label>691.2