Spoerer, Gustav F.W., 1822-1895.
Rechnende Astronomie: lecture notes from the class given by Johann Franz Encke, 1841-1842.
German astronomer.
Encke, Johann Franz, 1791-1865.
Astronomy -- Study and teaching -- Germany.
Science -- History.
Lecture notes. aat
Barchus, Samuel I.
Ml̲ler, Didrik Magnus A.
AIP-ICOS
Stanford University. Department of Special Collections and University Archives. Stanford, CA 94305, USA