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An inquiry into the effects of light in respiration : submitted, as an inaugural essay, to the examination of the Rev. John Ewing, S.T.P. provost ; the trustees & medical faculty, of the University of Pennsylvania, on the thirty-first of May 1800 ; for the degree of Doctor of Medicine
- Trent, Joseph.
Athanasii Kircheri ... Ars magna lucis et umbrae, in decem libros digesta. Quibus admirandae lucis et umbrae in mundo, atque adeò universa natura, vires effectusque uti nova, ita varia novorum reconditiorumque speciminum exhibitione, ad varios mortalium usus, panduntur
- Kircher, Athanasius, 1602-1680.