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Pocket door between hall and dining room in a c. 1800s home. A pocket door is a sliding door that, when fully open, disappears into a compartment in the adjacent wall. Pocket doors are used for architectural effect, or when there is no room for the swing of a hinged door. They can travel on rollers suspended from an overhead track or tracks or ...
A door frame, window frame, door surround, window surround, or niche surround is the architectural frame around an aperture such as a door or window.. Entrance door and surround of a house in Charleston, South Carolina A interior doorway consisting of door, transom, and door surround in a historic house in Kentucky, United States
A pet door or pet flap (also referred to in more specific terms, such as cat flap, cat door, kitty door, dog flap, dog door, or doggy/doggie door) is a small opening to allow pets to enter and exit a building on their own without needing a human to open the door. Originally simple holes, the modern form is a hinged and often spring-loaded panel ...
A portal frame steel building under construction. Portal frame is a construction technique where vertical supports are connected to horizontal beams or trusses via fixed joints with designed-in moment-resisting capacity. [1] The result is wide spans and open floors. Portal frame structures can be constructed using a variety of materials and ...
Robert Glenn Johnson Jr. (June 28, 1931 – December 20, 2019), better known as Junior Johnson, was an American professional stock car racing driver, engineer, and team owner as well as an entrepreneur. He won 50 NASCAR races in his career before retiring in 1966.
The first three stages of Johnson's algorithm are depicted in the illustration below. The graph on the left of the illustration has two negative edges, but no negative cycles. The center graph shows the new vertex q, a shortest path tree as computed by the Bellman–Ford algorithm with q as starting vertex, and the values h(v) computed at each other node as the length of the shortest path from ...
Iver Johnson revolver advertisement, pre-1907. Iver Johnson was born in 1841 [2] in Nordfjord, Sogn og Fjordane county, Norway. [3] He was educated as a gunsmith in Bergen in 1857, and had a gun store in Oslo.
Beyond the Door (Italian: Chi sei?, lit. "Who are you?") is a 1974 [3] supernatural horror film directed by Ovidio G. Assonitis and Roberto Piazzoli, and starring Juliet Mills, Gabriele Lavia, and Richard Johnson. The plot follows a San Francisco housewife who becomes demonically possessed in the midst of a pregnancy. The film was a co ...