Secretary Charles D. Walcott, 1912, Smithsonian Archives - History Div, Secretary Charles D. Walcott seated at his desk in his office in the Smithsonian Institution Building, the "Castle." The desk is covered with papers, various office supplies, and a telephone. There is a flower filled vase in the middle of the desk. There are also drawings resting in front of the windows which are to his right. This photo was taken in April of 1912..