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THOMPSON YATES AND JOHNSTON LABORATORIES REPORT 
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+ 3 to cover. 
+ 8 to cover. 
+ 8o to cover. 
+ jz to cover. 
4- 4 to cover. 
+ ISO to cover. 
+ 250 to cover. 
- z covers. 
+ 13 to cover. 
+ 100 to cover. 
+ 1 in z covers. 
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