Check this out: http://www.swintec.com/8-clear-typewriters http://www.swintec.com/8-clear-typewriters These are typewriters specifically made for US prisons.

Check this out: http://www.swintec.com/8-clear-typewriters http://www.swintec.com/8-clear-typewriters These are typewriters specifically made for US prisons. They're that way so stuff can't be hidden so easily. Also note the state by state models which differ on amount of memory allowed.