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Mack Trucks' 'Jack' leads ceremonial laps at NASCAR's Pennsylvania 400 at Pocono Raceway - Truck News
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Named in honor of one of Mack Trucks' founders, John (Jack) M. Mack, “Jack” is a completely customized all-wheel-drive Mack Mega Crew Cab Pick-Up – The Official Site of Area Auto Racing
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The history of the Treman, Tremaine, Truman family in America; with the related families of Mack, Dey, Board and Ayers; being a history of Joseph Truman of New London, Conn. (1666);
John M. "Mack" Wingfield, Jr. - Senior Financial Operations Analyst - U.S. Department of Housing and Urban Development | LinkedIn
John M. "Jack" Mack - Founder of Mack Trucks - Allentown, PA - Grave of a Famous Person on Waymarking.com
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