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might be made in a Summer: but my servants have been remiss in what was ordered, I must crave your patience till next year.
The Ingenious and knowing Author of this Treatise, Mr. Robert Hook, considering with himself, of what importance a faithful History of Nature is to the establishing of a solid Systeme of Natural Philosophy, and what advantage Experimental and Mechanical knowledge hath over the Philosophy of discourse and disputation, and making it, upon that account, his constant business to bring into that vast Treasury what portion he can, hath lately published a Specimen of his abilities in this kind of study, which certainly is very welcome to the Learned and Inquisitive world, both for the New discoveries in Nature, and the New Inventions of Art.
As to the former, the Attentive Reader of this Book will find, that there being hardly any thing so small, as by the help of Microscopes, to escape our enquiry, a new visible world is discovered by this means, and the Earth shews quite a new thing to us, so that in every little particle of its matter, we may now behold almost as great a variety of creatures, as we were able before to reckon up in the whole Universe it self. Here our Author maketh it not improbable, but that, by these helps the subtilty of the composition of Bodies, the structure of their parts, the various texture of their matter, the instruments and manner of their inward motions, and all the other appearances of things, may be more fully discovered; whence may emerge many admirable advantages towards the enlargement of the Active and Mechanick part of knowledge, because we may perhaps be enabled to discern the secret
