Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1889 |
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Page 141
... meridian circle . The observatory plant is valued at about $ 40,000 , and the annual ex- penditures amount to about $ 3,000 . It should be mentioned that the American Meteorological Journal is edited here by Professor Harring- ton ...
... meridian circle . The observatory plant is valued at about $ 40,000 , and the annual ex- penditures amount to about $ 3,000 . It should be mentioned that the American Meteorological Journal is edited here by Professor Harring- ton ...
Page 148
... circle by Reichenbach some years ago changed into a meridian circle by Hildebrandt & Schramm , of Freiberg ; the telescope has an aperture of 84 millimeters ( 3.3 inches ) ; the divided circle is 3 feet in diameter ; ( 3 ) a large ...
... circle by Reichenbach some years ago changed into a meridian circle by Hildebrandt & Schramm , of Freiberg ; the telescope has an aperture of 84 millimeters ( 3.3 inches ) ; the divided circle is 3 feet in diameter ; ( 3 ) a large ...
Page 158
... meridian circle , by Ertel , with circles 26 inches in diameter , divided to 3 ' . On the east pier is mounted a frame carrying four micro- scopes which read the circle to 0.5 . The reticule consists of thirteen vertical and two ...
... meridian circle , by Ertel , with circles 26 inches in diameter , divided to 3 ' . On the east pier is mounted a frame carrying four micro- scopes which read the circle to 0.5 . The reticule consists of thirteen vertical and two ...
Contents
Scientific Writings of Joseph Henry | 9 |
APPENDIX TO THE SECRETARYS REPORT | 29 |
Shipments received from abroad | 38 |
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Abstract Acad acid æther Agassiz Amer American appears Archæology Astron astronomical bands beds Berlin black tamanous body bones Bull Cambrian canoes Carboniferous catalogue Chem Chemakum chemical chemistry comet Compt County Cretaceous crystals described Devonian diameter earth earthquakes Eocene equatorial exploration fauna feet figs fish fossils genera genus Geol gives glacier Guyot heat inches Indians instruments investigation Jour July June Klallams Leipzig limestone London measured memoir meridian circle method miles motion mound Mountains Museum Nachr Nature Neuchâtel North observations Observatory obtained origin paper Paris phenomena photographic Phys physical plates potlatch present Proc Prof Professor published recent region relations right ascension River rocks schists Silurian Smithsonian Institution Society species specimens stars stone structure surface tamanous temperature tion tribes tube Twanas Ueber velocity volume XXXII XXXIV York