Ansco was the brand name of a photographic company based in Binghamton, New York, which produced photographic films, papers and cameras from the mid-1800s until the 1980s.
Columbia University (officially Columbia University in the City of New York) is a private Ivy League research university in Upper Manhattan, New York City.
The daguerreotype (daguerréotype) process, or daguerreotypy, was the first publicly announced photographic process, and for nearly twenty years, it was the one most commonly used.
Edward Anthony (January 31, 1819 – December 14, 1888) was an American photographer and one of the founders of E. & H. T. Anthony & Company which was the largest manufacturer and distributor of photographic supplies in the United States during the 19th century.
Mathew B. Brady (May 18, 1822 – January 15, 1896) was one of the first American photographers, best known for his scenes of the Civil War.
The New York and Harlem Railroad (now the Metro-North Railroad Harlem Line) was one of the first railroads in the United States, and possibly also the world's first street railway.
Samuel Finley Breese Morse (April 27, 1791 – April 2, 1872) was an American painter and inventor.
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The United States of America (USA), commonly referred to as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major territories and various possessions.