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  2. Hole punch - Wikipedia

    en.wikipedia.org/wiki/Hole_punch

    For US legal paper size (8 + 1 ⁄ 2 by 14 inches, 220 by 360 mm), a 4-hole system exists. It is still in use today, but is not as common as the 3-hole standard. The four holes are positioned symmetrically with centers 3 + 1 ⁄ 2 inches (89 mm) apart. The four binding positions provide more support for the longer 14-inch side of legal paper.

  3. Conservation and restoration of road vehicles - Wikipedia

    en.wikipedia.org/wiki/Conservation_and...

    Many value guides offer six levels of quality, from a "parts-only" car to the best at "Number 1"—absolutely perfect in every way. A full car restoration can take many years and can cost tens of thousands of dollars, [3] often well in excess of what the finished value of the car will be. Many jobs will have to be farmed out to specialty shops ...

  4. Glass's Guide - Wikipedia

    en.wikipedia.org/wiki/Glass's_Guide

    Glass's Guide is the leading British motor trades guide to used car prices, often referred to in the trade as "the bible". Monitoring car values since 1933, it reflects how cars have become increasingly affordable – the £145 list price for a Ford 10 De Luxe (including £5 for an optional sliding roof) was the equivalent of almost two years' salary.

  5. Punch (tool) - Wikipedia

    en.wikipedia.org/wiki/Punch_(tool)

    A center punch is used to mark the center of a point. It is usually used to mark the center of a hole when drilling holes. A drill has the tendency to "wander" if it does not start in a recess. A center punch forms a large enough dimple to "guide" the tip of the drill. The tip of a center punch has an angle between 60 and 90 degrees. [1]

  6. Conservation and restoration of glass objects - Wikipedia

    en.wikipedia.org/wiki/Conservation_and...

    Conservation-restoration is the practice of cleaning and discovering the original state of an object, investigating the proper treatments and applying those treatments to restore the object to its original state without permanently altering the object, and then preserving the object to prevent further deterioration for generations to come (Caple, p. 5-6). [1]

  7. Forensic glass analysis - Wikipedia

    en.wikipedia.org/wiki/Forensic_Glass_Analysis

    Forensic glass analysis is the application and analysis of glass to determine details about a crime. Glass evidence comes in many forms in various types of criminal cases. Glass can be analyzed to understand its origin using comparative analysis which may include measurements relating to physical match, refractive index, density and elemental analysi

  8. Laminated glass - Wikipedia

    en.wikipedia.org/wiki/Laminated_glass

    In the Road Traffic Act 1930, the British Parliament required new cars to have safety-glass windshields, [17] but did not specifically require laminated glass. By 1939, 600,000 square feet (56,000 m 2 ) of safety glass manufactured by British Indestructo Glass, Ltd. of London [ 18 ] was being used annually in vehicles produced at the Ford Motor ...

  9. Glass breaker - Wikipedia

    en.wikipedia.org/wiki/Glass_breaker

    Handheld glass breaker with a built-in seatbelt cutter.. A glass breaker is a hand tool designed to break through a window glass in an emergency. It is a common safety device found in vehicles to aid in the emergency extrication of occupants from a vehicle, as well as in some buildings.