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The Bell Punch system had many disadvantages - it could be slow to use, and the conductor was encumbered with both a long rack of tickets and a heavy metal ticket machine. The counting of the chads was necessary to prevent fraud but was very time-consuming and labour-intensive.
A combination square is a multi-purpose measuring and marking tool used in metalworking, woodworking, and stonemasonry.It is composed of a rule and one or more interchangeable heads that can be attached to the rule.
A split-50 M-type 66 block with bridging clips attached. A 66 block is a type of punch-down block used to connect sets of wires in a telephone system. They have been manufactured in four common configurations, A, B, E and M. [a] A and B styles have the clip rows on 0.25" centers while E and M have the clip rows on 0.20" centers.
Punchboards used for gambling in California in the 1910s were a game "where the player puys for the privilege of inserting a disk in a covered hole on a board and punches out a number, which, if it corresponds to a certain number on the board, a prize is awarded the player."
Punchcutting is a craft used in traditional typography to cut letter punches in steel as the first stage of making metal type. [1] Steel punches in the shape of the letter would be used to stamp matrices into copper, which were locked into a mould shape to cast type. Cutting punches and casting type was the first step of traditional typesetting ...
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