(j9) Numb. y. 
PHILOSOPHICAL 
TRANSACTIONS. 
Alunday 0 July 3. 1665. 
The Contents. 
An Account , Adits and Mines are wrought at Liege without * 
Air-fhafts, communicated, by Sir Robert Moray. A way to 
breal^c alily and fpeedily thehardejl Rocks 5 imparted by the 
fame Perfon,*?/ he received it from Monfieur Du Son phe Inven- 
tor . Obfervables upon a Monftrous Head. Obfervables in the 
Body of the Earl of Belcarres, fent out of Scotland. A Rela* 
tun of the defined Progref's to be made in the Breeding of Silk- 
worms^W the Making ofS ilk, France. Enquiries touching 
Agriculture, for Arable and Meadows. 
An Account pow Adits & Mines are wrought 
at Liege without Au-thaftsyommunicated 
by Sir Robert Moray. 
T is well known to thofe converfant 
Mines, that there is nothing of greater 
ience in the working or dri 
hey call it, of Mines or 
ground, for carrying away 
fuch Minerals as the Mine affords, t 
Damps^ want, and impurity of Air, that 00 
M cur 
