==References==
{{Ref|Book=Bjorn and Shetelig 1940}}
{{Ref|Book=Grieg 1940}}
{{Ref|Book=Pearson 1981}}
{{Ref|Book=Wheeler 1927}}
<HarvardReferences />
<nocite>
BJORN1940
GRIEG1940
PEARSON1981
WHEELER1927
</nocite>
<biblio force=false>#[[Template:Bib]]</biblio>
<HarvardReferences />
[[Category:Weapons]]