and the dolos weights would vary from one-half up to the armor stone weight, 

 depending on the degree of conservatism used in their selection, A review of 

 existing model materials was made in concert with these assumptions and a 

 0.55-lb stone was selected to simulate existing conditions. Tests were con- 

 ducted using 0.627-lb tribar overlays and 0.276- and 0.589-lb dolos overlays. 



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