“212 — Geology, Mineralogy, Scenery, &c. 
Other Furnaces. 
We soon arrive at the Wanscopommuck or Furnace lake, 
a happy natural reservoir, of a mile or two in diameter, which 
supplies an unfailing stream for some of the most conside- 
rable iron furnaces in this interesting district of country. 
By the politeness of one of the proprietors* every facility 
was afforded of access to the iron establishment and to the 
bed of ore. 
- The establishment is more considerable than the one al- 
ready described, and I was particularly struck with the im- 
mense piles of slag and refuse, accumulated around the fur- 
naces 
are cast solid and then bored out by a rotary movement 
produced by water. By particular management in the re- 
duction of the iron ore, they produce at pleasure either @ 
harder or a softer metal ; the hardest is so hard that it cannot 
be filed, bored, or in any way altered; this is the fact with 
most common articles of domestic hollow ware, but that 
cast for cannon and some other purposes is soft and is much 
less brittle than the hardest kind. 
Salisbury iron ore bed. 
The main iron ore bed is situated two miles West of 
these furnaces. This of course formed an object of atten- 
* John M. Holly Esq. 
