Big Bore AR Variant Origins
References:
The links below reference the origins of the Big Bore AR Variants 50 Beowulf and 458 SOCOM.
The publisher makes no claims to accuracy of the information contained therein.
50 Beowulf
http://www.alexanderarms.com/index.php/products/50-beowulf.html
http://en.wikipedia.org/wiki/.50_Beowulf
458 SOCOM
http://teppojutsu.com/458FAQ.htm#_Who_developed_the_.458_SOCOM_Was_it_Tromix_
http://en.wikipedia.org/wiki/.458_SOCOM