It's been 30 years since the Cowboys traded Herschel Walker to the Vikings, fueling a dynasty
Worst trades involving NFL draft picks
On NFL trade deadline day, a look back at some of the biggest moves – New York Daily News
How Seahawks' Russell Wilson trade compares to Cowboys' Herschel Walker deal
Herschel Walker was man, myth and legend, then changed Cowboys forever
Which trade was more devastating or lopsided, the Herschel Walker trade, the Ricky Williams trade, or the 2011 Nets trade? - Quora
NFL Brawler: A Player-Turned-Agent's Forty Years in the Bloody Trenches of the National Football League: 9781493005239: Cindrich, Ralph: Books
Greatest trade for every NFL team in history
OC] Retrospective: The Bizarre, Semi-Forgotten NFL Career of Herschel Walker : r/nfl