The Free Ballistics Calculator can be downloaded free of charge by clicking the following link:
The download file is BallisticSS-20091207.zip, a ZIP archive file containing the actual calculator file which is BallisticSS 20091207.xls.
Clicking the link will open a download window – click the Save button to save the file to your PC. Once downloaded, double click the file to extract the BallisticSS 20091207.xls file to your PC (you may need to download the free 7-ZIP program if you have trouble extracting the Excel file – it can be downloaded from www.7-zip.org.
Please read the information page at http://www.owenguns.com/external-ballistics-calculator/ for details on using the calculator.
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