"His most important contributions were made in the fields of microbiology, sexual reproduction, hematology, and plant anatomy. Regner de Graaf introduced him to the Royal Society in 1673, and from then on for half a century he wrote long letters to the Society in which he described a vast array of discoveries. In 1672 Leeuwenhoek began to make his own microscopes with extremely powerful lenses, with which he examined innumerable organic and inorganic structures. Provenance: Signatures of the Rotterdam physician Jan van der Hoeven (1801-68) and his son and grandson of the same name (41), both surgeons armorial ex-libris of the grandson to front paste-downs of 4 volumes Kenneth Rapoport, ex-libris to front paste-downs.Ī fine set of all the 165 letters in Dutch, ALL IN FIRST EDITION, comprising letters 28-146 and I-XLVI (letters 1-27 were not printed in Dutch, though several were published in Latin or English, usually abridged, in the Philosophical Transactions).
IV in contemporary calf, spine with 5 raised bands richly gilt in compartments (extremities little rubbed, corners bumped), light waterstain to top corner of first 40 leaves. I-III and V in contemporary uniform Dutch vellum boards with spine titled in manuscript, sprinkled edges occasional toning in first 2 volumes vol. Lacking only the engraved portrait of the author in vol. With 100 plates, 3 engraved frontispieces and 123 engraved illustrations in text. Leiden & Delft: van Gaesbeeck, Boutesteyn, van Kroonevelt, 1684.
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