Here then vps have the accurate Obfervatiens of fome judicious and 
learned 'travsllers^Excellent Injirudions for generous travellers. We have 
feveral Ejfays torvards the Natural Htftories of Countries , (which is tha 
main drift of our humble fuit at the heginmng of this Folume-^)of Mineral 
Waters s of fome Animals^ chiefly by Anatomical inflection. And the cu- 
rious A natome nf Plants is here confirm' d^ in fome main Points^ by good 
Microfcflpes. And tpe have here fair fr§mifes of improving Jelefccpes^ 
which have already fo much enlarged Aiironomical knovoledge 5 the Mi- 
crefcope hath detected a great part of this habitable World , rvhich hath 
been hitherto Invifible» And an Honourable Perfon of cur Number, hath 
given us a probable Account of the Syfiem of the World from the Super- 
ficial Figures of Fluids^ and fi-om contiguous Liquors, And he hath mo^ 
convincingly difcover* d ihe Origin and Mechanical dedu^ion of Qualities', 
fuhjiantially proving^ that the famous Authors of Elder times did not 
throughly difrern or confider the 'True proceffes of Nature in Generals. 
And the famehand puts a flop to the Neoteric Not ions of Chymifls ^ fines 
they agree not vpith the verity of Experiments, The Nerp Iheory of Light 
and Colours is pll maintain* d by Optical Experiments : And the flaming 
Tincture of Light ^rangely tranfmitted from Dead and unputrified flelh 
i3 Living Members merely by conta& : And Luminoufnefl more firangely 
imprejfed^for a time to reftde in a flagitious Body, The Mathematickj run 
on their courfe fiillj infrelh ground. Afironomy ivants no encouragements^ 
andhaftens to perfection, Phyfick^y Anatome, and Medicine^ obtain Nen? 
Tifcoveriess and after Zwelfer, Schxad^r^andmany more ancient and fa- 
mous Vi^enfatories ^ the Indufirious ChdiXdLS hath from much experience 
prepar'^d an ^fmf/^ Pharmaceutice. And the Philofi)phers of Gtimzwf 
go onto increafe their Curiofities, Ariftotle'x on>n Natural philofophy 
preferred before the Commentaries of Schoolmen > and the drtefian brfore 
the Ariftotdiin. A French Water-Engin to quench Fires, Two Netply 
dsvipd Hygrofcopes, An Effayor endeavour to explain the Vfe of theln" 
clinatory Needle^ for great Vfes, 
My LORJ)^ I fhall pafl by other particulars , and conclude ipith that 
i»hich is herein fdicited as the main bufinefl of every good man v namely^ 
to adorn his own Country with the befi and mofi fubftantial Improvements, 
Of thefe^ Agriculture is the fureii^the mofi in our por^f errand the moft fuHr 
damentally neceffary of Vomejiick^--,the Hortulane^beli becoming the hands 
and care of the Generous : And Trade and Commerce do maintain the 
Multitudes ^raife the value of Lands at homeland render us mofi eonfidera- 
hle abroad. In both thefe r^ejpeZls^ we have here given fome Additional ac* 
couuts:For iheMylleries and Intrigues ofTrade^more than I have been able 
to dive into: And all England would rejdyce to fee Trade reviv' d, and reach- 
ing all over the World: Which feems to be thehoneftdefign of the late Ah" 
thor of Englands Improvement by Sea and Land. 
My I OKDJ cannot doubt of your Lor dfioips favourable Patronage in all 
concernments for the good of England : Andfinee Tour Lordfhips counte- 
nance contributes much to promote ali our Affairs i this hath given me a 
confidence to make this addrefi^andto entitle my felf^ MyLbrd^ 
Your LorJftiips very bumble and faithful Servant, 
H. OLVENBVRG. 
