open dovetail
1Iron sight — Sight picture through iron sights of an H K MP5 submachine gun. The annular shroud around the front post sight is aligned with the rear peep sight to ensure the weapon is properly trained. Iron sights are a system of shaped alignment markers… …
2Backsaw — Three backsaws: dōzuki (top), Gent s saw and Tenon saw A backsaw is any hand saw which has a stiffening rib on the edge opposite the cutting edge, allowing for better control and more precise cutting than with other types of saws. Backsaws are… …
3building 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… …
4Checkmate pattern — checkmate A checkmate pattern is a pattern of checkmate that occurs fairly frequently in chess. The diagrams that follow show the checkmates with White checkmating Black …
5Telescopic sight — Scope redirects here. For other uses, see Scope (disambiguation). View through a 4x rifle scope. A telescopic sight, commonly called a scope, is a sighting device that is based on an optical refracting telescope. They are equipped with some form… …
6Mortise and tenon — Diagram of a mortise (on left) and tenon joint The mortise and tenon joint has been used for thousands of years by woodworkers around the world to join pieces of wood, mainly when the adjoining pieces connect at an angle of 90°. In its basic form …
7Cocktail Time — 1st UK edition Cocktail Time is a comic novel by P. G. Wodehouse, first published in the United Kingdom on June 20, 1958 by Herbert Jenkins, London and in the United States on July 24, 1958 by Simon Schuster, Inc., New York. It stars Frederick… …
8DD68 Redux — Redux with extended grip Specifications Type Mechanical …
9CZ 452 — The CZ 452 is a repeating bolt action rimfire rifle manufactured by the Czech firearms manufacturer Česká Zbrojovka Uherský Brod (abbreviated CZ UB ) (English: Czech Weapons Factory Uherský Brod ).The rifle is available in several versions… …
10Community gardening in the United States — Main article: Community gardening Community gardening in the United States encompasses a wide variety of approaches. Some influential community gardens, such as the Clinton Street garden in the middle of Manhattan in New York City, and the… …
