5 
rnkht be made in a Summer : but my fervants have been 
remifs in what was ordered, I muft crave your patience 
thi next year. 
An Account (jf Micrographia^r the Phyfiological De- 
feriptions of Minute Bodies jnadt by Magnifying 
Glaffes, 
The Ingenious and knowing Author of this Treatife , Mr. 
Robert Hook, confidering with himfelf of what impor- 
tance a faithful Hiftory of Nature is to the eftabWhing ot a 
folid Syfteme of Natural Fhilofophy , and what advantage 
■Experimental and Mechanical knowledge hath oyer the 
Pbilofophy of dijeourje and disputation , and making it, 
upon that account, his conftant bufinefs to bring into that 
vaft Treafury what portion he can, hath lately pubiilhe 
a Specimen of his abilities in this kind of ftudy , wmch cer- 
tainly is very welcome to the Learned and Inquiiitive 
world,both for the New difcoveries in Nature, and the New 
Inventions of Art. # r D , mi . 
As to the firmer 0 the Attentive Reader of this Book wil 
find, that there being hardly any thing fo fmall, as by the 
help of Microfcopes 0 to efcape our enquiry , a new vilible 
world is difeovered by this means, and the Earth fhews 
quite anew thing to us , fo that in every little f article of 
its matter, we may now behold almoft as great a variety 
of creatures, as we were able before to reckon up in the 
whole Vniverfe it felf. Here our Author maketh it not 
improbable, but that, by thefe helps the fubtilty of the 
compofition of Bodies, the ftrufture of their parts, the va- 
rious texture of their matter , the inftruments and man- 
ner of their inward motions, and all the other appearan 
ces of things, may be more fully difeovered , whence may 
emerge many admirable advantages towards the eolaige- 
menfof the Affive and Mechahick P^ rt know wage, 
becaufe we may perhaps be enabled to difeernthe lecret 
J no workings 
