634 KEPORTS OF ASTRONOMICAL OBSERVATORIES. 



Authority for longitude : Longitude telegraphically determined from 

 Cambridge, Mass. Latitude by stars in prime vertical. 



Director : C. W. F. Peters. 



Founded in 1852, by subscription; completed in 1855; central edifice 

 with wings east and west. Forty-two i)lanetoids have been discov- 

 ered here. 



Instruments : 



(b) Meridian transit instrument: maker, W. WijrdemANN, Washing- 

 ton, D. C; aperture, 2^ inches; magnifying power, — diameters. 



(c) Equatorial instrument: one made by Spencer & Eaton j aper- 

 ture of objective, 13 J inches; magnifying powers of eye-pieces, 80 to 

 1600. (c') One by Steinheil Sons; aperture, 4 inches, {c") One by 

 Hugo Schroder ; aperture, 5 inches. 



(d) Spectroscope: one direct vision 5 imsms; attached to the 4-inch 

 Steinheil refractor. 



(/) Chronograph : by Wm. Bond & Son, Boston, Mass. 

 {(j) ClocTis: mean time; makers, Wm. Bond & Son. 

 (h) Chronometer : sidereal; makers, Wm. Bond & Son 



Observations during the past year: 

 (6) {})') Determination of time. 



(c) Observations of minor x>lanets, comets, &c.; positions of fixed 

 stars determined in zones; charting. 

 (c') (c") Practicing by students of astronomy. 



Work proposed for the coming year (1881): 

 Continuation of work of preceding years. 



Columbia, Boone County, Missouri. 



The Laws Observatory, University of the State of Missouri. 



Longitude from Washington, 1^ 1™ 6^ W. 



Latitude, 38° 56' K 



Authority for latitude and longitude: Joseph Ficklin and Thomas 



J. LOWRY. 



Director : Joseph Ficklin. 

 Assistants : Thomas J. Loavry, 

 Wm. a. Cauthorn. 



Instruments: 

 (a) Meridian circle: one; maker, Brunner, of Paris; diameter of 

 circle, 10 J inches ; divided to 5' ; read by two microscopes to 3" ; aperture 

 of objective, 2-ig inches; for observations of the sun, aperture employed, 



o 



'1 6 



inches; magnifying power ordinarily employed, 50 diameters. 



(c) Equatorial instruments : one made by Henry Fitz, of New York; 

 aperture of objective, ^-^§ inches ; magnifying powers of eye-pieces, 30 to 



