conventional tractor
111environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
112technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
113Barbed wire — For other uses, see Barb wire (disambiguation). A close up view of a barbed wire barb …
114Autogyro — An autogyro is a type of rotorcraft invented by Juan de la Cierva in 1919, making its first successful flight on January 9, 1923 at Cuatro Vientos Airfield in Madrid. [http://www.vectorsite.net/avheli 1.html#m4 Vector Flight] ] Similar to… …
115Alfalfa — This article is about plant and flower. For the actor and character of the series Our Gang, see Carl Alfalfa Switzer. For the community in Central Oregon, see Alfalfa, Oregon. Alfalfa Medicago sativa …
116Hanomag — (Hannoversche Maschinenbau AG) was a German producer of steam locomotives, tractors, trucks and military vehicles. Hanomag first achieved international fame by delivering a large number of steam locomotives to Romania and Bulgaria before WW… …
117Brush hog — A brush hog [ [http://davesgarden.com/terms/go/1941/ Definition of brush hog] , Dave s Garden.] is a heavily built rotary mower. Typically these mowers attach to the back of a farm tractor using the three point hitch and are driven via the Power… …
118MB Trac — The WF Trac (originally MB Trac) is a tractor developed by Mercedes Benz based on their Unimog platform. Built by Mercedes Benz between 1973 and 1991, it is manufactured since by Werner Forst und Industrietechnik (Werner foresting and industrial… …
119Forceps in childbirth — Intervention ICD 9 CM 72.0 72.4 Forceps are a surgical instrument that resembles a pair of tongs and …
120Curtiss Model J — Role Biplane National origin United States of America Manufacturer Curtiss Aeroplane Company Designer Benjamin D. Thomas First flight 12 March 1914 Introduction 1914 Numbe …
