||George Eastman's sister, Katie Eastman, a polio sufferer, dies.
Henry Alvah Strong family moves into the Eastman household as short-term boarders, meet George Eastman, and begin an increasingly important relationship with him.
||Englishman Richard L. Maddox discloses the gelatin dry-plate process for photography. Commercial exploitation begins in 1878.
||John Wesley Hyatt trademarks the name "celluloid" in U.S. and Great Britain.
||George Eastman is a junior bookkeeper at the Rochester Savings Bank.
||August: American Eadweard Muybridge develops a fast shutter that aids him in making photographs of objects in motion.
George Eastman prepares to travel to Santo Domingo to speculate on land. To document his findings, he begins study of photography.
||Among numerous English photographers, Charles Bennett improves gelatin dry plate photography, increasing the photosensitivity of the silver-salted gelatin emulsion (hence photographs take less exposure time) . Eastman sees the report in the "British Journal of Photography."
||April: George Eastman patents "a method and apparatus for coating plates for use in photography."
April: George Eastman sets up a photographic dry-plate production shop in Rochester.
||January 1: Henry Strong begins to invest in the Eastman Dry Plate Company, becoming president. George Eastman is treasurer.
September 5: George Eastman resigns from his position at the Rochester Savings Bank.
Etienne-Jules Marey invents a repeating camera that can record multiple images on the same plate.
||May 5: George Eastman and William Walker receive patent for the Eastman-Walker Roll Holder, a device that advances film for cameras to which it is attached. Soon afterward, Eastman sends Walker to England head to his London office.
||August: Eastman hires Henry M. Reichenbach, a chemist to improve the photographic emulsion and to develop a substitute for paper film.|
Eastman introduces a "detective camera," which incorporates the Eastman-Walker Roll Holder.
||The Reverend Hannibal Goodwin, a minister at the House of Prayer in Newark, New Jersey, invents a method for making transparent, flexible film and applies for a patent.|
December: The Eastman company starts use of the Kodak trademark.
||Eastman introduces the "roll holder breast camera," known generally as the Kodak camera, which is easier to use and mass-produce than its earlier detective camera. Its retail cost is $25.|
||On a trip to Europe, George Eastman meets George and Josephine Dickman. |
August 27: Eastman introduces a transparent, flexible film, which uses celluloid as a basic material, to the public.
September: The Reverend Hannibal Goodwin files an interference against Eastman for the use of transparent, flexible film.
December 10: Henry M. Reichenbach, working under the employ of George Eastman, patents a method of making transparent, flexible film.
Thomas Edison orders specially designed rolls of the new transparent, flexible film from the Eastman company for use in his development of a motion-picture camera.
||Eastman breaks ground for first buildings at Kodak Park in Rochester, New York.|
||January 1: George Eastman fires his chemist, Henry Reichenbach, when his plan to start his own company is discovered.|
||January: Eastman fires William Walker as his London manager and replaces him with George Dickman.|
Eastman hires William Stuber. He soon becomes head of the Emulsions Department.
||November 8: Wilhelm Roentgen of Germany invents the x-ray photograph.|
Lumière brothers of France exhibit cinema projector.
Between 1895 and 1898, Eastman purchases three companies that hold important roll-film system patents.