This third-floor passageway connects the two museums and also houses some sort of research center on the upper levels.

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Home to the Smithsonian’s National Portrait Gallery and American Art Museum, the Old Patent Office was constructed in 1838-1867 and encompasses two city blocks. The museums reopened after a major renovation from 2000 to 2006.

Best to view in "Original" because other versions resized by Pbase are decidedly unsharp.

‘Newcomers from Santa Anita,’ Chiura Obata, 1942, posted earlier