Early Photo of Buildings Including the Bath Hotel Along a Street in Bath, England (1842)

 

 

 

Inverted calotype negative of buildings including the Bath Hotel along a street in Bath, England, 1842.Taken by photographer William Henry Fox Talbot.

Source: J. Paul Getty Museum.

Portrait of an Unidentified Soldier Taken by Welsh Photographer Calvert Richard Jones (1840's)

Portrait of an unidentified soldier by Welsh photographer Calvert Richard Jones, c. 1845-1850.

Source: Metropolitan Museum of Art.

Calotype Portrait of a Group Having Tea at Lacock Abbey in Wiltshire, England (1843)

Calotype portrait of a group having tea at Lacock Abbey in Wiltshire, England, August 17, 1843. By William Henry Fox Talbot.

Source.

Calotype View of a Group of People Posing on a Riverbank (1850)

Calotype view of a group of people posing on a riverbank probably somewhere in the United States, c. 1850. By the Langenheim brothers.

Source.

Calotype View of Workers Standing on a Cast Iron Lighthouse Assembled Temporarily at the Foundry Where it Was Created in Philadelphia Before Its Shipment For Installation on Carysfort Reef in Florida (1849)

Calotype view of workers standing on a cast iron lighthouse assembled temporarily at the foundry where it was created in Philadelphia before its shipment for installation on Carysfort Reef in Florida, August 2, 1849. By the Langenheim brothers.

Source.
Wikipedia entry.