(f 4$ 
will ferve Iti new VVorks. It is tough and black, and beiiag ex- 
pos'd to the Sun and Wind for z or 3 dayes, will fcarce yield to 
an Axe. That which hath layn 40 yeare$. to their own know- 
ledge 5 they nave taken tip, and fee again. 
To the 35. When they have funk a Groove, they will not. 
be at the charge of an Air-Jhaft y till they come at Ore and for 
the fupply of Air have boxes of Elme^ exactly clofed, of about 6 
inches in the cleer, by which they carry it down above 20 Fa- 
thom. They cut a Trench., at a little diftance from the top of 
the Groove, covering it with Turf and Rodds difpofed to receive 
into the pipe ? which they contrive to came in>fidewayes 5 to their 
Gro&we^ioot from thetop^ which carries down the Air to a 
great depth. When they come at Ore., and need an Air jhafi - 3 
they fink it 4 or 5 fathom diftant, according to the convenience 
of the breadth^ and of- the fame fafliion with the Groove^ to 'draw 
as well Ore as Air. 
To the 3^ 37/38. The waters are more plentiful in Win- 
ter, according to the downfall* of Rain, They make ufe of 
Leathern-baggSj 8 or ^ Gallons a piece., drawn up by Roapes, to 
free the water. 
Tfb the 39/40, If they find zStvallet^ they drive an Adip 
upon Levell 5 till 'tis dry. Seldome Damp. 
To the 4i 5 42 , I referr to a Melius inquirendum ; s Only they 
find no prejudice from any Iron-ore. & 
To the 43^44. If they cannot cut the Rock, they ufe Fife 
to-aneale it, laying on Wood and Coale^ and the Fire fo con- 
triv'd, that they leave the Mine before the Operation begins/ 
and find it dangerous to enter again., before it bequite'clear'dof 
the Smoak 5 which hath killed fome. 
To the45, 46^47.548. Beetles, Axe 5 Wedgey untefs fo 
hardned as to make a deep Impreffion upon the head of an An- 
vill^are not fit for their ufe ^ and yet they fometimes break them 
in an hour ; others laft 3 or 4 dayesyas it happens. They work 
cloath'd in Frocks and Waft-coats, -by Candle-light of Tallow, 
14 or 15 to the pound, each whereof lafts 3 houres,if they have 
Air enough: which if they want to keep in the Candle, the 
Work- mpn cannot ftay there, A Vein being loft, they drive 
2 or 3 fathom in the breads as the nature of the Earth diredis 
them, 
