Citations for left side images: "East River Bridge Plan
of one Tower" [Brooklyn Bridge]
By John A. Roebling, 1867
Ink on tracing linen
48" x 28 1/2 " National Archives and Records Administration, Records of the Office
of the Chief of Engineers
"All Commissioned Officers, Figure 2"
By Capt. C.N.B. Macauley, Asst. Surgeon, U.S. Army, 1888
Ink and watercolor on paper
7" x 9 3/4 " National Archives and Records Administration, Records of the Office
of the Quartermaster General
Sketch for the Great Seal of the United States
By Francis Hopkinson, May 10, 1780
Pencil and ink on paper
7 3/8" x 6 3/8" National Archives and Records Administration, Records of the Continental
and Confederation Congresses and the Constitutional Convention