84 



Prof. B. Stewart on Magnetic 



[Feb. 7, 



1854. 



1855. 



1856. 



1857. 



1858. 



1859. 



1860. 



1861. 



1862. 



1863. 



1864. 



Jan. 4. 



Jan. 3. 



Jan. 2. 



Jan. 7. 



Jan. 6. 



Jan. 5. 



Jan. 4. 



Jan. 2. 



Jan. 1. 



Jan. 7. 



Jan. 6. 



951 



924 



837 



790 



1012 



1106 



1220 



1076 



1103 



985 



1004 



993 



884 



842 



816 



1030 



1079 



1197 



1071 



1069 



1017 



1009 



970 



826 



828 



857 



1036 



1106 



1176 



1123 



1034 



1103 



954 



932 



840 



826 



845 



1096 



1112 



1175 



1086 



1010 



1114 



967 



923 



852 



855 



921 



1041 



1123 



1117 



1135 



981 



1085 



954 



890 



872 



892 



846 



1060 



1039 



1212 



1219 



948 



1040 



969 



88S 



883 



900 



810 



1108 



946 



1410 



1152 



917 



989 



1001 



890 



848 



919 



866 



1053 



965 



1485 



1169 



886 



914 



1018 



883 



842 



866 



813 



1041 



1046 



1469 



1251 



881 



885 



1032 



832 



817 



859 



882 



1017 



1204 



1473 



1173 



910 



818 



1040 



877 



900 



864 



968 



919 



1290 



1322 



1129 



953 



771 



1010 



894 



940 



847 



1051 



881 



1328 



1195 



1178 



921 



776 



1010 



927 



926 



833 



1160 



900 



1221 



1177 



1145 



902 



789 



1045 



1016 



974 



823 



1189 



890 



1117 



1144 



1139 



918 



796 



978 



950 



914 



809 



1118 



919 



1147 



1134 



1201 



966 



858 



958 



943 



870 



756 



977 



910 



1251 



1163 



1165 



1094 



950 



928 



916 



877 



806 



852 



923 



1339 



1148 



1081 



1144 



990 



879 



885 



856 



796 



852 



1054 



1311 



1032 



1141 



1149 



992 



911 



949 



813 



812 



901 



1117 



1260 



1023 



1091 



1072 



972 



948 



946 



757 



837 



927 



1235 



1178 



1018 



1058 



1048 



984 



996 



987 



715 



857 



966 



1308 



1119 



1034 



1102 



1043 



930 



947 



986 



740 



880 



905 



1168 



1171 



1098 



1002 



1107 



1013 



914 



988 



749 



983 



846 



1147 



1104 



1159 



992 



1163 



986 



908 



990 



713 



991 



858 



1044 



1269 



1118 



1033 



1129 



1016 



874 



919 



712 



986 



989 



955 



1336 



1053 



1019 



1086 



994 



946 



896 



716 



950 



1031 



983 



1353 



1007 



1094 



1057 



929 



997 



854 



702 



872 



1159 



971 



1377 



934 



1141 



1076 



884 



1054 



869 



768 



851 



1211 



1142 



1160 



867 



1151 



1054 



853 



1046 







865 













1088 







5. The numbers of Table II have next been dealt with precisely in 

 the way in which the corresponding a umbers were dealt with in the 

 case of the Kew Observatory, that is to say, a set of nine-monthly values 

 of declination-range have been obtained corresponding to similar nine- 

 monthly values of spotted solar area. These are exhibited in the 

 following tables. 



Table III. — Declination-Range, Nine-Monthly Values. 





1854. 



1855. 



1856. 



1857. 



1858. 



1859. 



1860. 



1861. 



1862. 



1863. 



1864. 



Jan. (2) 





930 



798 



882 



1033 



1095 



1239 



1000 



1044 



1066 



938 



Feb. (2) 





924 



783 



889 



1025 



1117 



1235 



988 



1034 



•1070 



963 



Mar. (2) 





916 



789 



888 



1039 



1118 



1232 



993 



1027 



1062 



969 



April (2) 





903 



806 



881 



1052 



1112 



1245 



1009 



1011 



1048 



971 



May (2) 



956 



904 



814 



889 



1038 



1128 



1252 



1032 



995 



1018 



983 



June (2) 



952 



900 



805 



903 



1023 



1146 



1247 



1062 



998 



986 



980 



July (2) 



953 



883 



813 



905 



1029 



1158 



1222 



1074 



1006 



974 



981 



Aug. (2) 



948 



858 



830 



924 



1029 



1172 



1182 



1085 



1017 



970 



984 



Sept. (2) 



934 



845 



849 



946 



1032 



1169 



1146 



1100 



1037 



955 





Oct. (2) 



925 



841 



870 



964 



1041 



1173 



1109 



1098 



1049 



949 





Nov. (2) 



920 



829 



875 



993 



1056 



1203 



1087 



1091 



1046 



936 





Dec. (2) 



925 



819 



866 



1022 



1066 



1236 



1048 



1068 



1052 



925 





