110 



Mr. W. 



H. Preece. 



[Apr. 19, 



! 



Lead. 

 a = 1379. 



31*20 

 22-32 

 14-50 

 9-419 

 6-461 

 4-499 

 3 330 

 2 -483 

 1-904 

 1-548 



Tin-lead 



alloy. 

 a = 1318. 



29-82 

 21-34 

 13-86 

 9-002 

 6 *l75 

 4-300 

 3-183 

 2-373 

 1-820 

 1-479 



Tin. 

 a = 1642. 



37-15 

 26-58 

 17-27 

 11-22 

 7 "692 

 5-357 

 3 965 

 2-956 

 2-267 

 1-843 



Iron. 

 a = 3148. 



71 -22 

 50-96 

 33-10 

 21-50 

 14'75 

 10-27 

 7-602 

 5-667 

 4-347 

 3-533 





a = 4750. 



107-5 

 76-90 

 49 -95 

 32-44 

 22*25 

 15-50 

 11-47 

 8-552 

 6-559 

 5-330 



Grer. Silver. 

 a = 5230. 



118-3 

 84-68 

 54-99 

 35-72 

 24-50 

 17-06 

 12-63 

 9 416 

 7-222 

 5-870 





I* 



117-0 

 83-73 

 54-37 

 35-33 

 24 -23 

 16-88 

 12-49 

 9-311 

 7-142 

 5-805 





l! 



171-6 



122-8 

 79-75 

 51-81 

 35 -53 

 24-75 

 18-32 

 13-66 

 10-47 

 8-512 



i! 



231-8 

 165-8 

 107-7 

 69-97 

 48*00 

 33-43 

 24*74 

 18*44 

 14*15 

 11 -50 



1 



-022627 

 0-016191 

 0-010516 

 -006831 

 -004685 

 -003263 

 -002415 

 -001801 

 0-001381 

 0-001122 





ii 



0-080 



0-064 



0-048 



0-036 



0-028 



0-022 



0-018 



-0148 



-0124 



0-0108 



W. 





