For this Collector’s Edition, master sports photographer Neil Leifer sifted through over 10,000 rolls of film, selecting his absolute best shots, including hundreds of previously unseen pictures, to trace pro football’s most memorable moments. From the Miami Dolphins’ perfect 1972 season to the Minnesota Vikings’ “Purple People Eaters”—it’s all here, complemented by Jim Murray’s top football columns of the era for complete guts and glory nostalgia.