Publisher : Officina Breitkopfia

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   The document is freely available.

  De Avertendi Fvlminis Artificio Ex Doctrina Electricitatis Disserit

  Atqve Ad Trigam Orationvm Memoriae Heinricianae Ridelianae et Seyfertianae Sacrarvm Qvae in Avditorio Philosophorvm D. XV. Sept. A.R.S. MDCCLIII recitabvntvr

  Winkler, Johann Heinrich

  Lipsiae : Ex Officina Breitkopfia, 1753
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   The document is freely available.

  De Commercio Lvminis Borealis Cvm Acv Magnetica Exponit

  Winkler, Johann Heinrich

  Lipsiae : Ex Officina Breitkopfia, MDCCLXVII