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2. History of the railway track - Wikipedia

   en.wikipedia.org/wiki/History_of_the_railway_track

   The railway track or permanent way is the elements of railway lines: generally the pairs of rails typically laid on the sleepers or ties embedded in ballast, intended to carry the ordinary trains of a railway. It is described as a permanent way because, in the earlier days of railway construction, contractors often laid a temporary track to ...

3. Plunge saw - Wikipedia

   en.wikipedia.org/wiki/Plunge_saw

   Plunge saw. Plunge saw mounted on a guide rail (track) and attached to a dust extraction system. A plunge saw or plunge-cut saw is a type of hand-held circular saw which differs from a regular circular saw in that it can plunge into the material to a predetermined depth during the cut. In other words, the depth-of-cut is not fixed and often can ...

4. Glossary of rail transport terms - Wikipedia

   en.wikipedia.org/wiki/Glossary_of_rail_transport...

   Also Centering spring cylinder. A cylindrical cast-iron holder in which an adjusting string is placed. Adjusting spring seat A casting, or a part of the bolster of a two-wheel trailing truck, forming a bearing for the end of the adjusting spring. Admission The opening of steam port to admit steam to one end of a cylinder. If the valve has no lead, admission takes place at the moment the piston ...

5. George Washington's Fishery - Wikipedia

   en.wikipedia.org/wiki/George_Washington's_Fishery

   Founder. George Washington. Headquarters. Mount Vernon, Alexandria, Virginia. Products. Herring, shad, striped bass, catfish, perch, crabs, oysters, clams. George Washington's Fishery, also referred to as the Mount Vernon Fishery, was an active part of the original Mount Vernon plantation, and an early seafood business in Colonial America. [ 1 ...

6. Rail integration system - Wikipedia

   en.wikipedia.org/wiki/Rail_integration_system

   A rail system mounted on top of a SIG SG 550 A dovetail rail on a rifle receiver for mounting a sight. A rail integration system (RIS; also called a rail accessory system (RAS), rail interface system, rail system, mount, base, gun rail, or simply a rail [1]) is a generic term for any standardized attachment system for mounting firearm accessories via bar-like straight brackets (i.e. "rails ...

7. British Rail Departmental Wagons - Wikipedia

   en.wikipedia.org/wiki/British_Rail_Departmental...

   British Rail Departmental Wagons. British Rail departmental wagons are wagons used by British Rail and their successors Railtrack and Network Rail for departmental purposes. Many vehicles are named after aquatic creatures (including fish, mammals, birds and mythical creatures), these names started life as telegraphic codes. [1]