ASTBONOMICAL EXPEDITION TO CHILI. 299 



tions made for the parallaxes of Mars and Venus at 

 Santiago, Washington, Cambridge (Mass.), and Cape of 

 Good Hope, together with a discussion of the question 

 of parallax by Dr. Gould. Yol. IY. will contain the 

 meridian circle observations of planets, time and azimuth 

 stars, stars of Lacaille never re-observed by others, and 

 a portion of the zone observations. Yol. Y. will con- 

 tain the remainder of the zone observations. Yol. VI. 

 will embrace the magnetical and meteorological ob- 

 servations ; and Yol. VIE. will contain a catalogue of 

 the fixed stars observed by the expedition, embracing 

 determinations of position of more than 20,000 stars 

 never before tabulated. 



