Thanks again to Russell and Scribd you can read 
The Wild Bunch - February 12, 1968 revised draft script by Walon Green & Sam Peckinpah (Story by Roy Sickner) – hosted by: Scribd.com – in pdf format
Outlaws on the Mexican-U.S. frontier face the march of progress, the Mexican army and a gang of bounty hunters led by a former member while they plan a robbery of a U.S. army train. No one is innocent in this gritty tale of of desperation against changing times. Pump shotguns, machine guns and automobiles mix with horses and winchesters in this ultraviolent western.
Information courtesy of imdb.com
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