A couple of interesting links about the Facit TP1:
http://writingball.blogspot.it/2012/04/facits-facets.html
http://offountainpenstypewriters.blogspot.it/2012/02/facit-tp1-techno-pica.html
http://fossilswithoutfear.blogspot.it/2010/07/fascinating-facit.html
http://oztypewriter.blogspot.it/2011/10/facit-tp1-portable-prince-of.html
