(Littleton, Colo., Jan. 25, 2008) Michael Wright jumps on a platform as part of a plyometrics exercise, one of a circuit of six four-minute workouts during "P.E. 2," an advanced class for eighth-graders. In background are Zachary Newberry (left) and Tayl
Steve Peterson, (Littleton, Colo., Jan. 25, 2008) Michael Wright jumps on a platform as part of a plyometrics exercise, one of a circuit of six four-minute workouts during "P.E. 2," an advanced class for eighth-graders. In background are Zachary Newberry (left) and Tayl (01/25/2008), [435994901] . Denver Public Library Digital Collections, accessed 09/02/2026, https://digital.denverlibrary.org/nodes/view/994022