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The zoopraxiscope (initially named zoographiscope and zoogyroscope) is an early device for displaying moving images and is considered an important predecessor of the movie projector. It was conceived by photographic pioneer Eadweard Muybridge in 1879 (and built for him by January 1880 to project his famous chronophotographic pictures in motion ...
The Cleveland Division of Fire provides fire protection and works with Cleveland EMS to provide emergency medical service to the city of Cleveland, [3] Ohio. [4] The department, which was founded in April 1863, is responsible for 82 square miles (210 km 2) with a population of over 390,000 people.
Pritchard's politzerization apparatus: video link: Aural/Ear syringe: used to flush out anything like ear wax or foreign bodies from the external ear Toynbee's auscultation tube: Otoscope/Auriscope: to examine the external auditory canal and ear drum; used during aural toileting, removal of wax, myringotomy, stapedectomy and to dilate the ...
Equipment commonly found in a scientific laboratory. Subcategories. This category has the following 14 subcategories, out of 14 total. C. Centrifuges (24 P) Chemical ...
A tachistoscope is a device that displays a picture, text, or an object for a specific amount of time.It can be used for various purposes such as to increase recognition speed, to show something too fast to be consciously recognized, or to test which elements of a display are memorable.
When tests were made with images expanded to a mere 1/8 of an inch in width, the coarseness of the silver bromide emulsion used on the cylinder became unacceptably apparent. Around June 1889, the lab began working with sensitized celluloid sheets, supplied by John Carbutt, that could be wrapped around the cylinder, providing a far superior base ...
This category includes apparatus used in artistic gymnastics. Subcategories. This category has the following 2 subcategories, out of 2 total. A.
Fenton's pictures during the Crimean War were one of the first cases of war photography, with Valley of the Shadow of Death considered "the most eloquent metaphor of warfare" by The Oxford Companion to the Photograph. [13] [14] [s 3] Sergeant Dawson and his Daughter: 1855 Unknown; attributed to John Jabez Edwin Mayall [15] Unknown [e]