Oregon State Penitentiary
... that inmates at Oregon State Penitentiary, a maximum-security prison, once operated the world's largest flax scutching plant?
... that inmates at <b id="mwSw"><a href="./Oregon_State_Penitentiary" id="mwTA" rel="mw:WikiLink" title="Oregon State Penitentiary">Oregon State Penitentiary</a></b>, a maximum-security prison, once operated the world's largest flax <a href="./Scutching" id="mwTQ" rel="mw:WikiLink" title="Scutching">scutching</a> plant?