Title: De computo refractionum astronomicarum, sub hypothesi radium lucis instar rectae lineae atmosphaeram traiicere, disserit, atqve ad trigam orationvm memoriae Heinricianae Ridelianae et Seyfertianae sacrarvm qvae in avditorio philosophorvm ad diem XI. Octobr. a. MDCCXLIX recitabvntvr invitat Godofredvs Heinsivs ...
Subjects: Astronomical Refraction