ASTEONOMIOAL OBSERVATORIES. 371 



BALTmoRE, Maryland. 

 Denmore Ohser vafory. 



Longitude fioni Washington, . 



Latitude, . 



Director: . 



Barnesville, Ohio. 



Olney Observatory. 



Longitude from Washington (about), 16'" W. 

 Latitude (about), 40^ X. 



Authority for longitude and latitude, A. von Steiuwehr's map of Ohio. 

 Director: Charles E. CIause, Jr. 



Xo sj-stematic observations. Instruments used only for purjiose of 

 class instruction. 



Battle Creek, Michigan. 



High ScJiool Observatory. 



Longitude from Washington, . 



Latitude, - — . 



Director: Arthur K. Bartlett. 

 Instruments : 



(a) Meridian circle : One; aperture of objective, 4 inches ; for obser- 

 vations of the sun, aperture employed, 2 to 4 inches; magnifying power 

 ordinarily employed, 75 diameters. 



{i) Miscellaneous : The only instrument at present used in the ob- 

 servatory is a 4-inch achromatic telescope, which was purchased by the 

 board of education about nine years ago, for the use of students and 

 teachers in the high school. It was manufactured by Pike, the IS'ew 

 York optician, and is mounted upon a portable tripod stand, provided 

 with all the necessary adjustments. For the general observations of 

 astronomy it is regarded as one of the best telescopes in this State. 



Beloit, Wisconsin. 



Smith Observatory of Beloit College. 



Longitude from Washington, . 



Latitude, . 



Director: . 



Brooklyn, Xew York. 



I. Private Observatory of Mr. W. T. Gregg. 



Longitude from Washington, . 



Latitude, . 



Director: W. T. Gregg. 



(c) Equatorial instrument: Maker, William T. Gregg; aperture of 

 objective, G^ inches; magnifying powers of eye-pieces, 50 to GOO. 



