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    • Pl. XIII
    • 1872 (Published)

    Lorenzo Respighi (1824-1889) was the director of the University Observatory at the Campidoglio at Rome. Starting in October of 1869 he observed daily the entire limb of the sun recording prominences and other phenomena.…

    • Pl. XII
    • 1872 (Published)

    Prominences represented in their natural colors, as seen through a large telescope when the slit of the spectroscope was open wide and directed on to the red C-line. These prominences are characteristic of the a…

    • Pl. XI
    • 1872 (Published)

    Prominences represented in their natural colors, as seen through a large telescope when the slit of the spectroscope was open wide and directed on to the red C-line. These prominences are characteristic of the an…

    • Fig. 135
    • 1872 (Published)

    An illustration of a man using Lockyer's telespectroscope. Sir Joseph Norman Lockyer (1836-1920), designed this instrument in order to observe the spectra of the prominences in full sunlight. Lockyer is best known for…

    • Pl. X
    • 1872 (Published)

    From a photograph taken of a solar eclipse observed from Syracuse, Sicily on 22 December 1870.
    From text: "The photograph taken by Mr. Brothers is very valuable, since it shows the halo extending towards the…

    • Pl. IX
    • 1872 (Published)

    This plate illustrates four spectra from solar phenomena.
    Spectrum 1 is Solar Spectrum and Spectrum of the Prominences, during a total Eclipse.
    Spectrum 2 is Spectrum of the Corona. Observed by Charles Young…

    • Pl. VIII
    • 1872 (Published)

    This plate contains two prints from photographs of a solar eclipse viewed in Burlington, Iowa on August 7, 1869.
    "The photographic plates, which were exposed for the brief space of from five to sixteen seconds, give…

    • Fig. 121
    • 1872 (Published)

    An illustration of a solar eclipse during the last 2 minutes, 25 seconds, therefore just before the reappearance of the sun's rays. The accompanying text states: ""Scarcely had the last ray of sunlight disappeared,"…

    • Pl. VII
    • 1872 (Published)

    Prints from photographs taken by Colonel James Francis Tennant (1829-1915). The upper picture shows the eclipse at the moment of totality, and the lower one immediately before it's cessation. Observed from Guntoor,…

    • 1986-May-05

    Gerhard Herzberg descries his schooling in Germany. An interest in science and mathematics was kindled at his school in Hamburg; indeed, Herzberg's first interest was astronomy. More practical considerations led him to…

    • Fig. 106.
    • 1872 (Published)

    Here Sschellen is illustrating and explaining the phenomenon of sunspots. The accompanying text states: "In Fig. 106 the drawings marked I represent the varying phases through which a spot surrounded by a penumbra…

    • Fig. 52
    • 1872 (Published)

    Illustration of a man looking through a spectroscope.
    From the corresponding text: "Fig. 52, especially the three tubes directed to the prism at different angles, as in that constructed by Kirchhoff and Bunsen. The…

    • Fig. 29
    • 1872 (Published)

    Man viewing candle light through a prism. Illustration for section 16. Refraction of Monochromatic Light by a Prism.

    • 1872 (Published)

    Translated from the second enlarged and revised German edition by Jane and Caroline Lassell; edited with notes by William Huggins; with numerous woodcuts and colored plates.
    From the Preface: "Its object is, on the one…

    • 2011-May-09

    John R. Ferraro was born and grew up in Chicago, Illinois. He attended Richard T. Crane Technical High School, then worked at General Motors for three years before entering Illinois Institute of Technology, majoring in…

    • Part of Spectrum analysis six lectures delivered in 1868 before the society of apothecaries of London
    • 1885

    Chromo-lithograph of the Spectra of the Stars and Nebulae compared with the Solar Spectrum and the Spectra of some of the Non-Metallic Elements.

    • Part of Spectrum analysis six lectures delivered in 1868 before the society of apothecaries of London
    • 1885

    Chromo-lithograph of the Spectra of the Metals of the Alkalis and Alkaline Earths, from the Drawings of [Robert] Bunsen and [Gustav] Kirchhoff. With Scale of Wave-Lengths Added.

    Through research conducted in the…

    • Part of Spectrum Analysis Explained
    • 1872

    Solar prominences as observed by Professor Charles Augustus Young of Dartmouth College on October 7-8, 1869.

  1. Glass plates with spectrum image. Several of the spectra plates are labeled with wavelengths on the front and back.

  2. Spectroscope is in the style of the original Bunsen-Kirchhoff design. Triangular glass prism sits on a round, brass dias and is held in place by a metal arm attached to the dias; prism is coated in black paint with only…

    • 1961-Jul-08

    Beckman's Space Engineering Group designed and built "the Moonspoon," a prototype instrument to sample and analyze lunar soil via absorption spectroscopy.

    • 1960

    Beckman's Space Engineering Group designed and built "the Moonspoon," a prototype instrument to sample and analyze lunar soil via absorption spectroscopy.