http://nistdigitalarchives.contentdm.oclc.org/cdm4/item_viewer.php?CISOROOT= /p15421coll3&CISOPTR=402&CISOBOX=1&REC=8 I'm fascinated and a little horrified by this. Was there really a teletype that could print on toilet paper without shredding it? Or is it that the US Government in the 1950s made its employees use TP that was tough enough to survive a run through a teletype?!?! Egad!