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Hole punch - Wikipedia
A hole punch most commonly refers to an office tool that is used to create holes in sheets of paper, often for the purpose of collecting the ...
Hole Punch History Celebrated With Google Doodle | Time
Nov 14, 2017 ... Google is celebrating the 131st anniversary of the invention of the hole puncher today with a Google Doodle illustration.
A hole punch through history - CNN.com
Apr 7, 2016 ... During the Great Depression, a federal agency hired famous photographers to document the plight of poor farmers and their lands.
Holes Punched Through History - The Atlantic
Holes Punched Through History. Alan Taylor; Feb 28, 2017; 20 Photos; In Focus. In 1935, Roy Stryker became the head of the Information Division of the U.S. ...
Chad (paper) - Wikipedia
Pouring chads from a jar at the Computer History Museum. Asymmetrical chad produced by a railroad ticket punch. Chad refers to fragments sometimes created when holes are made in a paper, card or similar ...
Punched tape - Wikipedia
The large holes on each edge are sprocket holes, used to pull the paper ... Paper tapes constructed from punched cards were widely used ...
Punched card - Wikipedia
Charles Babbage proposed the use of "Number Cards", "pierced with certain holes and stand opposite levers connected with a set of ...
Punch (tool) - Wikipedia
A punch is a hard metal rod with a shaped tip at one end and a blunt butt end at the other, ... The tapered end of a drift punch is placed into the semi-aligned bolt holes of two separate components, and then driven .... Read · Edit · View history ...
Ticket punch - Wikipedia
A ticket punch (or control nippers) is a hand tool for permanently marking admission tickets and similar items of paper or card stock. It makes a perforation and a corresponding chad. A ticket punch resembles a hole punch, differing in that the ticket punch has ... Views. Read · Edit · View history ...
Punching - Wikipedia
Punching is a metal forming process that uses a punch press to force a tool, called a punch, through the workpiece to create a hole via shearing. The punch often passes through the work into a die. A scrap slug from the hole is deposited into the die in the process. .... Views. Read · Edit · View history ...
Ring binder - Wikipedia
Ring binders are large folders that contain file folders or hole punched papers. These are held ... Contents. [hide]. 1 History; 2 Variations; 3 Gallery; 4 See also; 5 References; 6 External links ...
Herman Hollerith - Wikipedia
Herman Hollerith (February 29, 1860 – November 17, 1929) was an American inventor who developed an electromechanical punched card tabulator to ... For example, if a specific hole location indicates marital status, then a hole there can indicate married .... For more on Punched card history, technology, see: Unit record ...
Punch list - Wikipedia
A punch list is a document prepared near the end of a construction project listing work not ... The phrase takes its name, under one hypothesis, from the historical process of punching a hole in the margin of the document, next to one of the ...
Computer programming in the punched card era - Wikipedia
From the invention of computer programming languages up to the mid-1970s, many if not most ... printed or punched output, typically to one of a set of alphabetically labelled cubby holes, based on the programmer's last initial. ... Columbia University Computing History: The Columbia University Self Service Input/Output ...
Fallstreak hole - Wikipedia
A fallstreak hole is a large gap, usually circular or elliptical, that can appear in cirrocumulus or ... "Aircraft-Induced Hole Punch and Canal Clouds: Inadvertent Cloud Seeding". Bulletin of the American ... Views. Read · Edit · View history ...

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