Stereoview Portrait of Three Unidentified Girls (1860′s/1870′s)

Stereoview portrait of three unidentified girls, c. 1860′s/1870′s.

Source: Boston Public Library.

Retouched Portrait of US Navy Lieutenant Henry Erken During the American Civil War Attributed to Mathew Brady (1860's)

Retouched portrait of US Navy Lieutenant Henry Erken during the American Civil War attributed to Mathew Brady, c. 1861-1865.

Source: National Archives and Records Administration.

Daguerreotype Portrait of an Unidentified Man Attributed to Mathew Brady (1850′s)

Daguerreotype portrait of an unidentified man attributed to Mathew Brady, c. 1850′s.

Source: Library of Congress.

Portrait of Russian Rear Admiral Lisovski Probably During the American Civil War (1860's)

Portrait of Russian Rear Admiral Lisovski probably during the American Civil War, c. 1861-1865. Attributed to Mathew Brady.

Source: National Archives and Records Administration.

View of People on Bamboo Boats at a beach in Kaohsiung in Taiwan (1871)

View of people on bamboo boats at a beach in Takao (Kaohsiung), Formosa (Taiwan), 1871. By Scottish photographer John Thomson.

Source: Wellcome Images.

Portrait of Two Buddhist Monks in Guangzhou, China (1869)

Portrait of two Buddhist monks in Canton (Guangzhou), China, 1869. By Scottish photographer John Thomson.

Source: Wellcome Images.

Carte De Visite Portrait of a Group of Chinese Women Looking at Stereoviews (1860)

Carte de visite portrait of a group of Chinese women looking at stereoviews, c. 1860.

Source: J. Paul Getty Museum.

Animated Time-Lapse Portrait of Union Army General Edwin Sumner During the American Civil War (1860's)

Animated time-lapse portrait of Union Army general Edwin Sumner during the American Civil War, c. 1861-1865.

Source: National Archives and Records Administration.

Portrait of a Union Soldier Posing With a Horse During the American Civil War (1860′s)

Portrait of a Union soldier posing with a horse during the American Civil War, c. 1861-1865. Attributed to Mathew Brady.

Source: Library of Congress.

Portrait of a Nightwatchman Posing at an Entrance of a Building in Beijing, China (1869)

Portrait of a nightwatchman posing at an entrance of a building in Peking (Beijing), China, 1869. By Scottish photographer John Thomson.

Source: Wellcome Images.