Here comes another $710 Haubenstein, Frank N. Steen, or something like that...
http://www.ebay.com/itm/PRUSSIAN-LEATHER-INFANTRY-HELMET-PICKELHAUB-c-1907-/250879026547?pt=LH_DefaultDomain_0&hash=item3a698e2573" onclick="window.open(this.href);return false;
The visor part might be from a fire helmet.
It's really strange how the bidders will plunk down big bucks for something that is so ludicrous, so obviously bogus....apparently believing that it's "original" because the seller makes the claim. ](*,)