t xU 3
ther caiiie, and by his reafonlng renders
it highly probable.
We are at the fame time prefented
with a view o f the -prifnitive ewths,
that originally compound all eaithy
and ftony bodies hitherto difcovered
on the furface of our globe ; and theii
charablers are here alfo fet forth in the
moil eafy and obvious manner by experiments.
This great and intereiling circuniilance
alone would be fufficient to recommend
the prefent performance to
the perufal of cheraifts, mineralogifts,
and philofophers.
The letter of the Archiater Bach to
Dr. Troil, on the difeafes o f Iceland,
contains the moil curious and intereiling
obfervations for the ufe o f medical
gentlemen. In iliort, there is
fcarcely a clafs of readers who will not
find inilruaion and entertainment in
the ingenious performance ofDr.Uno
Von Troil, the author of this book.
He is a Swede by birth, and defcended
of a noble family : his father,
Samuel Von Troil, was archbiihop o f
[ r i i i 1
After having iludied divinity, the
oriental and northern languages and
antiquities, together with the various
branches o f natural philofophy, he travelled,
and viiited Germany, France,
England, and Holland.
During his ilay in England he was
introduced to Mr. Banks, who was
then returned from his voyage round
the world, and preparing to go on a
fécond ; but that not taking place, he
was prompted to make a iliort excnr-
iion towards the Weftern lilands and
Iceland; and eafily prevailed upon Dr.
Von Troil to accompany him on this
literary voyage.
After the return o f Dr. Von Troil,
he wrote letters to feveral learned men
in his own country, eminent in the
various profeffions and branches o f literature
and fcience, on the different
matters he had obferved in Iceland
during his voyage : they were at firil
only intended to fatisfy the folicitations
and curioiity of his friends, who wiilied
to be made acquainted with whatever he
had difcovered worthy the notice o f a
b 3 literary