Table 3. Comparison of replicate samples preserved in formalin or frozen, 

 (excerpt from letter to Paul Jacobson from John Dickinson dated 

 September 1977) . 



Totals without 



Fragments 175 200 181 246 259 



X = 212 



SD = 38 



36 91 



X = 51 



SD = 37 



34 



