(Littleton, Colo., Jan. 25, 2008) Joseph Lafond checks into P.E. class, picking up a heart rate monitor (as seen in foreground) on the way to the locker room. Physical education class at Summit Ridge Middle School in Littleton, Colo., on Friday, Jan. 25,
Steve Peterson, (Littleton, Colo., Jan. 25, 2008) Joseph Lafond checks into P.E. class, picking up a heart rate monitor (as seen in foreground) on the way to the locker room. Physical education class at Summit Ridge Middle School in Littleton, Colo., on Friday, Jan. 25, (01/25/2008), [435994848] . Denver Public Library Digital Collections, accessed 13/02/2026, https://digital.denverlibrary.org/nodes/view/993971