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ASTRONOMICAL OBSERVATORIES .

Instruments :

(6) Meridian transit instrument: A small one made by the directorhimself; aperture, one inch; magnifying power, 11 diameters.

(c) Equatorial instrument: Maker, Chevalier, Paris; aperture ofobjective, 4 inches ; magnifying powers of eye pieces, 25 to 300.

(/) Chronograph: A Morse register.

( g) Clock: One mean time; beating three quarter seconds; of Germanmake.

Jersey City, New Jersey .

Private Observatory.

Longitude from Washington, ll m 48.49" E.

Latitude, 40° 42' 50.30" X.

Director: Henry Harrison .

Instruments :

Equatorial: Eefractor, new, by John Byrne; aperture, 4j inches;focal length, 39 inches; power of eyepieces (with insertion of Barlowlens) from 20 to 400; Troughton position filar micrometer; apparatusfor projecting solar image.

Spectroscope : With view telescope and collimator cabinet; length, 7inches ; Butherfurd diffraction grating f by 1 inch.

Clock: sidereal, Thomas.

Lansing, Michigan .

State Agricultural College Observatory.

Longitude from Washington, 29 m 44" W.

Latitude, 42° 43' 54" NT.

Director: B. C. Carpenter.

The observatory is rather for instruction than investigation.

Lawrence, Kansas .

Observatory of the Kansas State University.

Longitude from Washington, l h 12 m 47.9* W.

Latitude, 38° 57' 15" N.

Authority for longitude and latitude: Fred W. Bradwell, late pro-fessor of astronomy, Kansas State University.

Director : H. J. S. Smith .

Instruments :

(b) Meridian transit instrument: Makers, Stackpole Bros. ; aper-ture, 2£ inches.

(g) Clocks: One mean time; makers, E. Howard & Co., Boston (medium): one sidereal; maker, Brockbanks, London (old).