...There is only one known observation of thetotal phase, and this was by Hagen at Culm inBohemia, but he appears to have seen only thebeginning of the totality and not the whole of it...
George Chambers 「The Story of Eclipses」
...Both Janssen, the Catholic historian, and Father Hagen of theVatican Observatory, together with many other Catholic writers, claimthat a hundred years before Copernicus, Cardinal Nicolas Cusanus(c...
Dorothy Stimson 「The gradual acceptance of the Copernican theory of the universe」
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