brief overview here: https://en.wikipedia.org/wiki/Dehomag https://en.wikipedia.org/wiki/Dehomag you first picture is kinda similar to this: http://www.fail2

brief overview here: https://en.wikipedia.org/wiki/Dehomag https://en.wikipedia.org/wiki/Dehomag you first picture is kinda similar to this: http://www.fail2fail.com/uploads/misc/gatwicklondon.jpg http://www.fail2fail.com/uploads/misc/gatwicklondon.jpg