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Report of the Eclipse Expedition to Caroline Island, May 1883. (1884) / Chapter Skim
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Report of Mr Charles H Rockwell
Pages 133-134

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From page 133...
... S H O L D E N , Chief United States Eclipse Expedition : D E A R S I R : I have the honor to submit you a report of my observations in connection with the Total Solar Eclipse of May 6, 1883.
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From page 134...
... 8, made by FATJTH & Co., of Washington, was used in all time and pendulum observations, and also m recording the observations of contacts during the eclipse. Two cells of the ordinary crow foot gravity battery were in the circuit, which included two observing keys, a sounder, Sidereal chronometer (break-circuit)
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Key Terms

  • equal zenith
  • solar eclipse
  • equatorial intervals
  • zenith distances
  • chief united

  • pendulum work
  • sunday afternoon
  • gravity experiments
  • observing keys
  • crow foot

  • cloudy weather
  • varying declination
  • survey office
  • knife edges
  • states eclipse

  • time totality
  • probably magnesium
  • caroline island
  • foot gravity
  • sidereal chronometer

  • pendulum swung
  • total solar
  • steel plane
  • inch attached
  • yard reversible

  • totality commenced
  • time observations
  • inches aperture
  • eclipse expedition
  • green lines


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