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Photos

Smithsonian Institution Building, "The Castle"

 

The Smithsonian Castle Letterhead Engraving

 
Patent Office Building - Civil Service Offices, 1950s

Patent Office Building - Civil Service Offices, 1950s

 

Clouded Leopard Cub

 

Secretary Wayne Clough Visits the National Postal Museum

 
Patent Office Building Daguerreotype, 1846

Patent Office Building Daguerreotype, 1846

 

Dinosaur Hall

 

Mark di Suvero

 



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