Johannis Ottoni Helbigii, Thuringi, philosophi & medicinae doctoris, Introitus in veram atque inauditam physicam - J. O. ~1.pdf
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Johannis Ottoni Helbigii, Thuringi, philosophi & medicinae doctoris, Introitus in veram atque inauditam physicam - J. O. ~1.pdf
![Institutiones chimicae prodromae, id est, Joannis Joachimi Becheri Spirensis - J. J. Becher (1664) [Latin].pdf](http://mydnytblu.com/cdn/shop/products/MB-DD-ALCH-1100_1_{width}x.jpg?v=1684590944)
![Institutiones chimicae prodromae, id est, Joannis Joachimi Becheri Spirensis - J. J. Becher (1664) [Latin].pdf](http://mydnytblu.com/cdn/shop/products/MB-DD-ALCH-1100_1_600x.jpg?v=1684590944)
