T399J 
Firft, To begin with Dmefiick Helps, being fuch as 
t^atural Hiflory as well as my ftlf, are highly obliged 
to, amongft whom are Hr. Lifier^ Vlukenety lancred 
Rol'wfon, Sherardi Shane ^ ScamptoHt VveJaki Wood' 
ward.&c. SLS alfo Mr. Jacolf Bohart^ and his Brother 
Tiltnan^ Mr, Charlton , Dale ^ Doody^ Du^Bois, Pool, 
Ray^ Fernen, &c, not omitting aiy Foreign Correfpon- 
dents, l)ut moft particularly the Breynim^^ 
and never to be forgotten Dr. Herman, with feveral 
other very kind Affiftants, as Dr. Lecaan^ Mr.Bartar^ 
BrowHi Cholmly, Cunningham, London^ Lewis^ Kirkwood^ 
Pi^jhn, Smith, Wheeler, &c, befides many others 
whD have very lately Communicated feveral things#^f^ 
me, whofe Names I lhall elfewhere have fiicrtly an 6c- 
cafion to mention, witharefpedi due to their Merits. 
To CcfHclude , this little Book is a Century or fmall 
Specimen of Natural HiQory, and being willing to pro- 
mote and improve (as far as I am able) fo neceffary 
a Study, I here propofe to continue the Publifliing what- 
ever of this Nature fliall come to my hands. And 
for that purpoft I humbly intreat , that all Praffi'^ 
tioners in Phyfick y Sea.Surgeons< or other Curious P^r^ 
fens who Travel into Foreign Coufttries , will be plea- 
fed to make Collections for me of whatever Plants^' 
Shells^ hfells^ &cc. they fliall meet with, preferving 
them according to Direftidns, that I have made Id 
eafie, as the meaneft Capacity is able to perform , 
the which I am ready to give to fuch as lhall defire 
them. 
To thefe , and all fuch Curious Perfons who re-, 
fide in different parts of the World , whole Inclinati* 
on leads them to this Study, if there be any thing in 
this or the following Centuries, that they would have 
fampks 
