Watt, Arthur Dwight, 1921-  Watt, Arthur Dwight, 1921- <br/><br/>
Catalog of the illustrated Paleozoic plant specimens in the National Museum of Natural History 
[by] Arthur D. Watt. 
 - Washington,  Smithsonian Institution Press; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]  1970. 
 - Smithsonian contributions to paleobiology ;  no. 5 .
<br/><br/> "Supplement to the Paleozoic content of A.C. Peale's paleobotanical catalog in United States National Museum bulletin 53, part 2, section 3, published in 1907 as Catalogue of the type and figured specimens of fossils, minerals, rocks, and ores in the Department of Geology, United States National Museum: part 2. Fossil vertebrates; fossil plants; minerals, rocks, and ores." 
<br/><br/>Bibliography: p. 41-45. 
<br/><br/><label>ISBN: </label>  
<br/><br/><label>LCCN: </label>77608935 //r862 
<br/><br/><label>Subjects--Corporate Names: </label><br/>National Museum of Natural History (U.S.)
<br/><br/><label>Subjects--Topical Terms: </label><br/>Paleobotany -- Paleozoic.--Paleobotany -- Paleozoic.<br/>Paleobotany -- United States -- Catalogs and collections.--Paleobotany -- United States -- Catalogs and collections.--Paleobotany -- United States -- Catalogs and collections.
<br/><br/><label>LC Class. No.: </label>QE701  / .S56 no. 5 
<br/><br/><label>Dewey Class. No.: </label>560/.8 s