ADDENDA ET CORRIGENDA.

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3, line 14, before the Sun insert a point upon.

13, ,, 13, for Leverrier read Le Terrier.

13, ,, 30, for lights read light.

31, „ 27, for vertical read vortical.

161, ,, 18, before Venus insert the orbit of.

181, „ 2 of footnote, ofhr perpendicular to insert and in the same plane with.

186, „ 12, before monsoons insert south-west.

ISO, ,, \±,for the African deserts read southern Asia .

220, ;, 31, omit and twenty-five minutes.

223, „ 4, for equatoreal and polar read polar and equatoreal.

In connection with the footnote, p. 203, Lecture IX., reference may be made to Notes andQueries of September 30th, 1882, where the etymology of the uame of the mountain calledShehallien by Dr. Maskelyne is discussed. It appears that Shehallion best represents thepronunciation of the name.

Since Lecture XI. was printed two additional Miuor Planets have been discovered; viz.„No. 230 by Dr. de Ball on September 3rd; and No. 231 by Dr. Palisa on September loch*1332.

The references in Lecture XIV. are to the first edition of Mr. Proctor’s “ Saturn.”