Editing Forward pass (section)

===Change in ball shape===
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 | footer = Changes in ball shape through the years: from a first egg-shaped (1892) to a [[Wilson Sporting Goods|Wilson]] of 2012
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Specification of the size of the [[Ball (gridiron football)|ball]] for the American game came in 1912, but it was still essentially a [[Football (ball)#Rugby football|rugby ball]].  Increased use of the forward pass encouraged adoption of a narrower ball, starting with changes in the 1920s which enhanced rifled throwing and also spiral punting.<ref>See [http://www.footballencyclopedia.com/cfeintro.htm "Introduction: A Brief History of College Football"] {{webarchive|url=https://web.archive.org/web/20081210093200/http://www.footballencyclopedia.com/cfeintro.htm |date=2008-12-10 }} on the ''College Football Encyclopedia'' web site.</ref> This had the consequence of all but eliminating the [[drop kick]] from the American game.<ref>{{Cite news|url=https://www.smithsonianmag.com/arts-culture/how-did-the-pigskin-get-its-shape-63180450/|title=How Did the Pigskin Get Its Shape?|last=Stamp|first=Jimmy|work=Smithsonian|access-date=2018-09-12|language=en}}</ref>