Emanuelis Swedenborgii ... Regnum subterraneum sive minerale de ferro : de que modis liquationum ferri per Europam passim in usum receptis : de que conversione ferri crudi in chalybem : de vena ferri et probatione eius : pariter de chymicis praeparatis et cum ferro et victriolo eius factis experimentis &c. &c (1734)
PARAGRAPHUS VI . Modus adurendi , liquandi , coquendique venam ferri Danmoriensem in Roslagia Svecice . … tttodatiffimum , & in aciem subtilem & fabricis exactioris limae convenien tem converti potest : Ideo etiam in Europa & In diis desideratissimum , 8c teliquis fpeciebus ferri charius divenditur . Ipsum ferrum tanquam silis aut lamellis complicatis per totam compagem contextum apparet . Vena est…
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