(6 3 o) 
at Nm.i ,3. )l defended our Induftry from theObloquiesoffuch 
men,as preferre endlefsContentions about Words before the ufe- 
full Works of the noblefl: Arts 5 and boaft the Notions,yea and 
oft-times the Cavils of pore-blind Heathen- Writers above rhe 
great and admirable Works of God. 
Here, I think, I may from manifeft appearances, without any 
great preemption, ominate, That the following Tracts fhall 
fomewhat more fatisfie the Ingenuous, than the tormer 3 for as 
much as my Philofophicall Commerce from time to time en- 
largeth it felf 5 and I am ftill better and better furnifh't with ftore 
of Judicious Correfpondents in the moft confiderable places of 
the World 5 and they are by the foregoing Tracts (efpecially 
from Numb. 11. and feverall of thofe that follow) better di- 
rected to afford true Aydes, as alfo to fend in good Anfwers to 
the Inquiries, already made publick. 
Yet I hope, even our Former T racts will not be very much bla- 
med by fuch, as fhall be pleas'd to confider, that fome of them 
hava already brought in feverail pertinent Anfwers^ viz. horn 
a Sea-voyage, the Caribe- Iflands, and Jamaica in particuar, the 
Bdtick'Sez , our Mendif- Mines, &c. Numb. 19, 27, ?o • that 
ethers of thtm do iaftrudl, prepare and enable for fevere Obfer- 
V itions 5 ethers lay the ground for Philofophical Advancements; 
ethers are accurate Exemplifications * and fome of them contain 
divers valuable particulars, which perhaps had otherwife been 
loft, or drown'd in a worfe crowd of Impertinencies, or feat* 
ter'd in more coftly volumes. Certainly there are vvell-devifed 
Directions^ efpecially proper for Sea-men and all Tr>vellors,and 
fuch, as may pleafingly and beneficially entertain them, whilft 
they are under Saile or on their Land* voyages-, and they can- 
not be unacceptable to the Ingenious and Curious in our Co- 
lonies, and in other places of beft note : All which may be feea 
in a ftiort view in the Tables annexed to Numb. 2 2 . and 3 1. 
An 
