Daily: 10 A.M.–5 P.M.
Closed on Tuesdays
1151 Oxford Road
San Marino, CA 91108
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Manuscripts
{Comparisons of measures by various Mt. Wilson astronomers on internal motions in spiral nebulae}
mssSeares papers
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Manuscripts
{Includes Notes on "Comparisons with Ross's Magnitudes," & "Comparison of Mount Wilson Pv with Harvard Visual Magnitudes"}
mssSeares papers
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Manuscripts
{Oberlin College [F. E. Carr; Emma L. Frank]; Sir Frederick O'Connor; J. Ogden; R. M. Ogden; Yngve Öhlman; Eleanor Olney; John Ohlsson; William Tyler Olcott [& G. H. Lutz]; Charles P. Olivier; P. Th. Oosterhoff; Earle L. Ovington}
mssSeares papers
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Manuscripts
{includes notes on "Distribution of Stars in Quadrants," "Microscopes for New Measuring Machines," "Elliptical Polarization of Tower Mirrors," "Orientation of General Magnetic Field Plates," "Photographic Effects in Fath's Observations," & "Precision of Calcium Flocculi Measures"}
mssSeares papers
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Manuscripts
The collection consists of the correspondence files and manuscripts, notes, and notebooks of American astronomer Frederick Hanley Seares. While roughly one half of the papers deal with administrative matters of the Mount Wilson Observatory, the remainder cover his scientific work. There are also some manuscripts, notes and notebooks (Boxes 19-21) related to Seares's research activities. Correspondents represented in the collection include: Walter S. Adams, Robert Grant Aitken, Edward Emerson Barnard, William Wallace Campbell, Gustav Fock, Edwin Brant Frost, Henry Gordon Gale, Cecilia Helena Payne Gaposchkin, Walter M. Gilbert, George Ellery Hale, Ejnar Hertzprung, Edwin Powell Hubble, J.C. Kapteyn, Armin Otto Leuschner, C.E. Kenneth Mees, John C. Merriam, Charlotte Emma Moore, John Adelbert Parkhurst, Francis Gladheim Pease, Edward C. Pickering, P.J. van Rhijn, Frank E. Ross, Henry Norris Russell, Harlow Shapley, Joel Stebbins, Otto Struve, and Edwin Bidwell Wilson. Corporate and organizational organizations represented in the collection include: American Association for the Advancement of Science, Astronomical Society of the Pacific, Carnegie Institution of Washington, William H. Guild & Company, International Astronomical Union, International Union for Co-operation in Solar Research, Mount Wilson Observatory and the University of Chicago Press.
mssSeares papers
Image not available
Manuscripts
The collection consists of the correspondence files of Frederick Hanley Seares. While roughly one half of the papers deal with administrative matters of the Mount Wilson Observatory, the remainder cover his scientific work. There are also some manuscripts, notes and notebooks (Boxes 19-21) related to Seares's research activities.
mssSeares papers