Sergey Prokudin-Gorsky, under the employ of Tsar Nicholas II, developed an alternative method to enhancing this invention. The "brownie" was a long-running product for a Rochester, New York company that helped popularize this invention. One improvement to this invention, the autochrome process, was developed by the Lumiere 
Sergey Prokudin-Gorsky, under the employ of Tsar Nicholas II, developed an alternative method to enhancing this invention. The "brownie" was a long-running product for a Rochester, New York company that helped popularize this invention. One improvement to this invention, the autochrome process, was developed by the Lumiere brothers. In America, men like Timothy O'Sullivan, George Barnard and Alexander Gardner were early adopters of this invention along with (*) Mathew Brady. Early experiments with this invention included Thomas Eakins' series on men jumping as well as Eadweard Muybridge's investigation into the motion of a horse. One of the earliest forms of this invention was the daguerrotype. For 10 points, name this invention, whose other pioneers included George Eastman, creator of the Kodak.
Sergey Prokudin-Gorsky, under the employ of Tsar Nicholas II, developed an alternative method to enhancing this invention.
{photography} [prompt on {camera}]