elevator machine
41MythBusters (2004 season) — Country of origin Australia United States No. of episodes 20 (includes 4 specials) Broadcast Original channel Discovery Channel …
42Wright brothers — Orville Wright Photo: 1903 Born August 19 …
43Pinsetter — In bowling, a pinsetter, or pinspotter, was originally a person who would manually reset bowling pins in their correct position, clear fallen pins, and return bowling balls to the players. Probably due to the nature of the work (low paid, often… …
44building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
45Kone — Infobox Company company name = Kone Corporation company company type = Public (OMX|HEX29981|KNEBV) foundation = 1910 location city = Espoo location country = Finland key people = Antti Herlin (Chairman of the board), Matti Alahuhta (President and …
46Baler — This article describes the farm machinery. For the municipality in Aurora, Philippines, see Baler, Aurora. A baler is a piece of farm machinery that is used to compress a cut and raked crop (such as hay or straw) into bales and bind the bales… …
47printing — /prin ting/, n. 1. the art, process, or business of producing books, newspapers, etc., by impression from movable types, plates, etc. 2. the act of a person or thing that prints. 3. words, symbols, etc., in printed form. 4. printed material. 5.… …
48List of United States inventions — 1700s1731 Sextant * The sextant is an astronomical instrument that is used to determine latitude for navigation. It does this by measuring angular distances, like the altitude of the sun, moon and stars. The sextant was invented independently in… …
49MythBusters (2010 season) — Country of origin Australia United States No. of episodes 25 (includes 4 specials) Broadcast Original channel …
50airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …
