All three volumes are the first edition. Condition notes are below following the description of each volume. Text in Latin. The works of philosopher and theologian Emanuel Swedenbourg (1688-1772). Dedication to Prince Ludwig Rudolph of Brunswick. This is the first of Swedenborg's major works, and laid the groundwork for his later works on philosophy and theology. Each volume with three parts, and each part has its unique title with imprint. Large map on thick paper on Siberian mines engraved by J. F. Leihzelt "Charta ofwer Siberiskae bruuks grufe dehlar, som och Toblska Werkaturska lagsaga..." (490x650 mm). Vol. II has no plate with number 27, which according to Hyde is correct. Previous owner's bookplate on front pastedown of all volumes. Lacks the last leaf, instructions "Den Buchbinder".

Principia Rerum Naturalium Sive Novorum Tentaminum Phaenomena Mundi Elementaris Philosophice Explcandi. Cum Figuris Aeneis. Covers rubbed and scuffed. Front inside hinges cracked. Pencil notations on back free endpapers. Plate XX present but out of sequence. This volume with a frontispiece foldout engraved portrait of Swedenborg. This set includes Swedenborg's works on natural science and mineralogy, which much of this work is composed of. This work is also compared to Newton's Principia due to Swedenborg's opinion of physics and the laws of motion.

Emanuelis Swedenborgii sacrae regiae majestatis regnique Sveciae Collegii Metallici assessoris Regnum subterraneum sive minerale de ferro deque modis liquationum ferri per Europam passim in usum receptis: Deque conversione ferri crudi in chalybem: De vena ferri et probatione ejus: Pariter de chymicis praeparatis et cum ferro et victriolo ejus factis experimentis &c. &c. Cum figuris aeneis. Plate LIX lacking. Some shelfwear, else a near fine copy. Three parts in one. Illustrated with 89 engraved plates on 72 sheets (15 folding), engraved initials and head- and tailpieces. Volume 3 of Swedenborg's Opera philosophica et mineralia. Swedenborg took a leave of absence from his position as assessor to the board of mines to oversee the printing of this work. The present volume deals with the metallurgy of copper, and is profusely illustrated with impressively drawn technical plates of mine operations, smelting equipment, mineral samples, etc.

Regnum subterraneum sive minerale de cupro et orichalco. Plate XXVII lacking. Some shelfwear, else a near fine copy.

Hyde 228-230. DSB XIII, 179. Stroh & Ekelöf, Kronologisk förteckning öfver Emanuel Swedenborgs skrifter 95, Bibliotheca Walleriana 11018.