I'm confused about the tools carried on the NbWf ...er...spades?: sometimes I see 2 shovels attached, as in this pic:
http://commons.wikimedia.org/wiki/File: ... erfers.jpg
Other carries 2 long bars, as here (attached to the sides:
http://commons.wikimedia.org/wiki/File: ... fer%22.jpg
How is the thing? There is "early" and "late" type or what?
BTW, more pics here:
http://commons.wikimedia.org/wiki/Categ ... lwerfer_41
Thanks
Darío