816 PROF. W. H. MILLER ON THE CONSTRUCTION OF THE NEW STANDARD POUND. 
February 21, 1845. 100 parts =0'17396 grain. 
Sp+X, T+Y. 
T+Y, Sp+X. 
Sp+Y, T+X. 
T+X, Sp+Y. 
24*76 
25*00 
23*77 
21*20 
25*05 
25*21 
22*87 
20*22 
25*32 
25*26 
22*61 
18*76 
24*28 
22*67 
D= 6*95 
18*37 
18*15 
24*60 
23*76 
C= 7-0 
20*40 
17-82 
21*35 
20*68 
F= 759-5 
17-37 
17-40 
19-43 
22*91 
E= 9-3 
19*55 
18*06 
21*52 
20*17 
21*90 
19-68 
20*72 
22*40 
20*70 
19-53 
20*35 
19-80 
21*38 
20*95 
227-38 
227-86 
208*92 
191-77 
20(T + Y):il20(Sp + X) — 0*48 part. 
20(T+X)£i:20(Sp + Y) + 17-15 parts. 
40Ti!:40Sp + 0*02900 grain in air 
(<=6*94, ^<=758*80). 
February 26, 1845. 
T+X. 
Sp+Y. 
100 parts =0*17156 grain. 
T+Y. 
Sp+X. 
21*48 
20*46 
22*62 
22*62 
21*97 
21*83 
22*83 
23*45 
22*51 
23*20 
D= 6*30 
23*18 
23*52 
23*00 
21*98 
C= 6*35 
22-50 
22*15 
23*22 
22*62 
6=752*41 
22*71 
22*95 
23*30 
23*63 
22*87 
22*67 
24*21 
24*62 
22*45 
22*46 
24*92 
24*48 
22*92 
22*68 
184*61 
182*82 
182*08 
182*50 
8(T + X)£h8(Sp + Y) + l-79 part. 8(T+ Y):2:8(Sp+X)-0-42 part. 
l6Td^l6Sp + 0"00235 grain in air (^=6*28, &=752*41). 
July 26, 1845. 100 parts =0*33860 grain. 
T+Y. 
Sp+X. 
T+X. 
Sp+Y. 
19-88 
18*16 
18*25 
18*41 
19*32 
18*97 
18*32 
18*56 
19-27 
19-06 
18*31 
17-90 
19-70 
18*55 
18*26 
18*48 
19*51 
19*16 
D= 17-5 
18*30 
17-75 
19-63 
18*88 
c= 17-5 
17*70 
18*10 
19-36 
20*03 
F = 761*5 
17-75 
17-96 
19-00 
19-31 
E= 18 
18*38 
18*26 
19*56 
18*75 
17-91 
18*15 
19-12 
18*72 
17-17 
18*24 
18*90 
18*67 
17-08 
17-43 
19-00 
18*24 
17-33 
17-16 
232-25 
226*50 
214*76 
216*40 
12(T+ Y)£!:12(Sp + X) + 5*75 parts. 12(T+X)£i:12(Sp + Y) — 1*64 part. 
24T£!:24Sp + 0*0 1392 grain in air («=17*53, b=759-79). 
