SUR LA DÉTERMINATION ABSOLUE etc. B 25 
Fe = 5226.24 (Å.). [= L'intermédiaire des trois raies]. Spectre III. 
Corrections log Sin PD log Sin P' 2 Obs. — Calc. 
a b 2 
+64.71 — 1.50 +63.21 9.950 1140.32 9.950 1203.53 2103.53 — 5.08 
+50.92 + 1.49 +52.41 0906.74 0959.15 1859.15 = (on 
+ 35.89 +10.76 + 46.65 0649.19 0695.84 1595.84 3739 
+29.86 + 7.62 + 37.48 0534.38 0571.86 1471.86 — 17.95 
+ 23.83 3655 +20.28 0456.27 0476.55 1376.55 — 2.91 
+19.69 +22.53 +42.22 0370.46 0412.68 1312.68 + 9.74 
+16.06 +18.13 + 34.19 0324.12 0358.31 1258.31 + 23.03 
+11.46 —19.19 0717/3) 0256.54 0248.81 1148,81 = (eps 
+ 3.54 — 6.35 — 2.81 0107.31 0104.50 1004.50 + 4.99 
+ 0.49 + 9.67 +10.16 0035.83 0045.99 945.99 +. 4.60 
= gel + 1.58 + 0.57 0024.06 0024.63 924.63 +12.18 
12:00 + 0.32 — 2.58 9.949 9988.00 9.949 9985.42 885.42 + 9.29 
Mdr  +11.36 + 6.45 9940.92 9947-37 847.37 + 9.88 
— 11.00 + 6.91 — 4.09 9828.57 9824.48 724.48 5.23 
27-32 °.—.,6.81 — 34.13 9474.04 9439.91 339.91 —56.75 
— 27.76 = Oot SONO 9514.81 9486.90 386.90 = 0.85 
—34.84 + 0.15 — 34-69 9384.27 9349.58 249.58 + 4.75 
— 36.89 + 0.15 — 36.74 9355.38 9318.64 218.64 +15.50 
EAT. 2T —10.24 —51.45 9270.10 9218.65 118.65 ae EXIIT) 
—42.75 = (eet) = e 9238.75 9186.53 86.53 1 Sale 
— 43.46 + 2.14 Asie 9199.16 9157.84 3 57.84 1070 
(4) = 18917.17 
Mg = 5182.96 AL) Spectre III. 
+ 3.66 — 13.82 — 10.16 9.946 4031.26 9.946 4021.10 921.10 = Roi 
E 335 — 9.53 — 6.18 4945.77 4939.59 939.59 + 8.83 
A — 5-97 = 5:39 4025.44 4022.11 922.11 —10.61 
1.72 26377 — 10.65 4036.64 4025.99 925.99 + 8.88 
NO IS = e 7.00 3973-36 3966.36 866.36 — 19.92 
1.21 + 6.96 + 5.75 3969.10 3974-85 874.85 + 14.55 
= 3.09 +10.43 3r ey 3980.08 3987.42 887.42 c 63.47 
— 4.88 = 2 — 10.24 3889.15 3878.91 778.91 —10.19 
7:09 + 6.90 351708 3757-08 3756.00 656.00 + S25 
DIS AT + 1.41 —14.00 3689.13 3675.13 575-13 — 7.08 
— 22.81 = el — 24.06 3405.72 3381.06 281.06 + 8.50 
— 24.91 är AIO — 22.90 3358.24 3335-34 235.34 + 4.70 
— 38.05 15.83 — 43.88 3276.10 3232.22 132.22 7.90 
— 38.18 = — 38.18 3240.40 3202.22 102.22 —19.35 
A2 21 +) 2/15 —40.06 3170.96 3130.90 30.90 —M7.17 
(24) — g129. 20. 
Nova Acta Reg. Soc. Sc. Ups. Ser. III. Impr. */1 1898. 4 
