http://americanpreppersnetwork.com
http://modernsurvivalblog.com/
http://survivalblog.com/
http://survivallife.com/
http://survivalpulse.com/
http://willowhavenoutdoor.com/
http://www.backdoorsurvival.com/
http://www.doomandbloom.net/
http://www.shtfplan.com/
https://en.wikipedia.org/wiki/Halberd
http://www.hurstwic.org/history/articles/manufacturing/text/viking_axe.htm
http://www.coldsteel.com/Product/89VA/VIKING_AXE.aspx