History of the camera shutter. The very first shutters were separate accessories, though built-in shutters were common by the end of the 19th century. The use of photographic film was pioneered by George Eastman, who started manufacturing paper film in 1885 before switching to celluloid in 1888-1889. His first camera, which he called the "Kodak," was first offered for sale in 1888. It was a very simple box camera with a fixed-focus lens and single shutter speed, which along with its relatively low price appealed to the average consumer. The Kodak came pre-loaded with enough film for 100 exposures and needed to be sent
Western roll Western roll The Western roll is a high jump technique invented by George Horine of Stanford University. It is said that George Horine came to invent the Western roll because the high jump pit at Stanford could be approached from only one side. Another, perhaps more plausible, explanation is that the style was invented by the Stanford coach Edward Moulton. However, neither of these stories occurs in a detailed contemporary profile of Horine, which states that Horine arrived at the style himself after many months of experimentation. The style was controversial at first, partly because of rivalry between the US