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A simple dumbwaiter is a movable frame in a shaft, dropped by a rope on a pulley, guided by rails; most dumbwaiters have a shaft, cart, and capacity smaller than those of passenger elevators, usually 45 to 450 kg (100 to 992 lbs.) [2] Before electric motors were added in the 1920s, dumbwaiters were controlled manually by ropes on pulleys. [1]
This is intended to be a complete list of the properties and districts on the National Register of Historic Places in Sedgwick County, Kansas, United States. The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in a map.
In 1867, Sedgwick County was founded. In 1872, Harvey County was founded. Sedgwick was laid out on an 80-acre (32 ha) town site in 1870. [4] It was named for John Sedgwick, a major general in the Union Army during the American Civil War. [5] Sedgwick was incorporated as a city in 1872. [6]
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The Spiderwick Chronicles is a series of children's fantasy books by Tony DiTerlizzi and Holly Black.They chronicle the adventures of the Grace children, twins Simon and Jared and their older sister Mallory, after they move into the Spiderwick Estate and discover a world of fairies that they never knew existed.
Paleontology or palaeontology is the study of prehistoric life forms on Earth through the examination of plant and animal fossils. [1] This includes the study of body fossils, tracks (), burrows, cast-off parts, fossilised feces (), palynomorphs and chemical residues.
At one point they send up some snack food that Gus had brought along. Ben has to explain to the people above via the dumbwaiter's "speaking tube" that there is no food. Gus leaves the room to get a drink of water in the bathroom, and the dumbwaiter's speaking tube whistles (a sign that there is a person on the other end who wishes to communicate).
An axlebox, also known as a journal box in North America, is the mechanical subassembly on each end of the axles under a railway wagon, coach or locomotive; it contains bearings and thus transfers the wagon, coach or locomotive weight to the wheels and rails; the bearing design is typically oil-bathed plain bearings on older rolling stock, or roller bearings on newer rolling stock.