Alleged Photograph of Abraham Lincoln and Another Two Men Inspecting Construction of the United States Capitol’s Current Dome in Washington, D.C. (1861)

Alleged photograph of Abraham Lincoln (left) and another two men inspecting the construction of the United States Capitol’s current dome in Washington, D.C., c. 1861. From the collection of Charles F. Thomas, an engineer who helped supervise the installation of the Statue of Freedom on top of the dome. Image from Lincoln in Photographs: An Album of Every Known Pose.

View of Congressman Thaddeus Stevens' Casket Lying in State at the Foot of a Statue of Abraham Lincoln in the United States Capitol Rotunda, Washington, D.C. (1868)

View of Congressman Thaddeus Stevens' casket lying in state at the foot of a statue of Abraham Lincoln as well as a number of soldiers paying their respects in the United States Capitol Rotunda, Washington, D.C., 1868. Attributed to Mathew Brady.

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View of the United State Capitol in Washington, D.C. (1848)

View of the United State Capitol photographed before its dome was remodeled to its current iconic form in Washington, D.C., c. 1848.

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Two Views of the United States Capitol With Its New Dome Under Construction, Washington, D.C. (1859)

Two view of the United States Capitol with its new dome under construction, Washington, D.C., 1859. By the Langenheim brothers. Animated stereoview.

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Time-Lapse View of the Smithsonian Castle and the United States Capitol Taken During the Civil War in Washington, D.C. (1863)

Time-lapse view of Independence Avenue with the Smithsonian Castle and the United States Capitol in the distance taken during the Civil War in Washington, D.C., c. 1863. The US Capitol dome is said to still be under construction. Attributed to Mathew Brady.

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Animated Stereoscopic Photos of President Rutherford B. Hayes Inauguration at the United States Capitol, Washington, D.C. (1877)

Animated stereoscopic photos of President Rutherford B. Hayes' inauguration at the United States Capitol, Washington, D.C., March 4, 1877.

Source: Library of Congress.

Two Views Taken During President James Buchanan’s Inauguration at the United States Capitol, Washington, D.C. (1857)

Two views taken during President James Buchanan’s inauguration at the United States Capitol, Washington, D.C., March 4, 1857. Both are attributed to John Wood.

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View of the United States Capitol Before Its Dome Was Remodeled to its Current Iconic Form, Washington, D.C. (1856)

View of the United States Capitol photographed before its dome was remodeled to its current iconic form, Washington, D.C., 1856. By the Langenheim brothers. Animated stereoscopic photographs.

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View of a Carnival on Pennsylvania Avenue Taken from Near the Treasury Building in Washington, D.C. (1871)

View of a carnival on Pennsylvania Avenue taken from near the Treasury Building in Washington, D.C., c. 1871. Animated stereoview.

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The Library of Congress Inside of the United States Capitol, Washington, D.C.

View of the reading room and stacks of the Library of Congress when it was located inside of the United States Capitol in Washington, D.C., c. 1866. By G. D. Wakely. Animated stereoview.

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