public marks

PUBLIC MARKS from gympie with tags "Gun books" & barrel

08 September 2009

External Ballistics Calculator

A Ballistic Spreadsheet This free download from Owen Guns will give a lot of answers to ballistic questions by shooters who have a computer with either Excel or OpenOffice.org installed. To obtain a copy of the FREE Ballisctics Calculator, please send...

02 August 2009

Owen Guns Bulletin August 2009 Edition 22

Welcome to the Twenty Second Edition of the Owen Guns Bulletin. STOP PRESS Scroll down for another Free Firearm Manual & A Free External Ballistics Calculator for all Components, Not Bullet or Powder Brand Specific. We are currently publish...