Source: George Grantham Bain Collection, Library of Congress, http://www.loc.gov/pictures/item/ggb2004000135/. Photoshopped.
From the archive of gaze: the address to posterity, the notebook preparing the archival entry, the spectacles anticipating the achievement of S. M. Eisenstein, the pistol in the pocket. Subject of the archive: the presidential election of 1908. Source of the image: George Grantham Bain Collection, Library of Congress, http://www.loc.gov/pictures/item/ggb2004002184/. Photoshopped.
And a montage element bridged in from the textbook of comparative anatomy: