Context regarding victorian prisons
* 15 million prison admissions- some serving short sentences of less than 1 month
* Prisons were damp, unhealthy, unsanitary and overcrowded
* The prison treadmill was a treadmill with interior steps into two cast iron wheels
* Treadmills were used as a method of exerting hard labour
* Individual cells in the late 19th century
* Victorian punishments were strict and severe
* Prisons became the main form of punishment in this period