Alexandrum quoque Magnum certum cornu habuisse
…
Formam cornu in antiquissimo Codice Vaticano libri de Secretis
Aristotelis
ad Alexandrum
Athanasii Kircheri, Ars Magna Lvcis Et Vmbrae
Liber Secundus, Pars Prima
Actinobolismus Lucis, Sive De Radiatione Luminis
Caput VII, Ars Phonocamptica, sive Echologia
Experimentum III, De speculo Elliptico Acustico, p 140
α
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