Smithsonian Institution Building, Southeast View, by N. Orr & Co, 1857, Smithsonian Archives - History Div, Engraving of the Smithsonian Institution Building, or "Castle," south facade from the southeast with a rich background of trees, shrubs and sky, and lots of activity as visitors travel to and from on foot and by horse and carriage. The engraving was published in the Smithsonian Guidebook of 1857..