Astrophotography: Original Astronomical Astrophotometer Photograph Of Galaxy Ngc 4147, From Carnegie Institution Mt. Wilson Observatory
By Hubble, Edwin P.
Original Astronomical Photograph Approximately 14" X 10 3/4". Fine. Black Images On Grey Background, With Alignment Circles And Cross Lines. Annotated At Edges, "4147 Center, Red And P. E. Standards / 100" Astrophotometer Orientation", "N" At Top Of Astrophotograph, Ink Quadrant Numbers And Also Ink Numbering Of Some Stars With Pencil Letters In Circles; All Annotations Appear To Be In Hand Of Edwin P. Hubble, But Not Signed By Hubble. Stamp Of Mount Wilson And Palomar Obervatories On Verso, "Object: Ngc 4147 / Enlargement 20X /Telescope Ph-707-S, Remarks 100 200 Orientation".
Published by: Mt Wilson And Palomar Observatories, Circa 1950, 1950
Vendor: Arroyo Seco Books, Pasadena, Member IOBA
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By Hubble, Edwin P.
Original Astronomical Photograph Approximately 14" X 10 3/4". Fine. Black Images On Grey Background, With Alignment Circles And Cross Lines. Annotated At Edges, "4147 Center, Red And P. E. Standards / 100" Astrophotometer Orientation", "N" At Top Of Astrophotograph, Ink Quadrant Numbers And Also Ink Numbering Of Some Stars With Pencil Letters In Circles; All Annotations Appear To Be In Hand Of Edwin P. Hubble, But Not Signed By Hubble. Stamp Of Mount Wilson And Palomar Obervatories On Verso, "Object: Ngc 4147 / Enlargement 20X /Telescope Ph-707-S, Remarks 100 200 Orientation".
Published by: Mt Wilson And Palomar Observatories, Circa 1950, 1950
Vendor: Arroyo Seco Books, Pasadena, Member IOBA
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