_Damps_ in Mines pernicious, 3. 44. and how killing, _ibid._
_Directions_ for Seamen bound for far Voyages, by M. _Rook_, 8. 140.
Mr. _Boyles_ Inquiries, 18. 315.
Philosophical _Directions_ or Inquiries for such as Travel into _Turky_,
20. 360.
_Directions_, or general Heads for a natural History of a Countrey, by M.
_Boyle_, 11. 186.
_Directions_ or Inquiries concerning _Mines_, by the same, 19. 330.
_Diamonds_ where, and how the fairest are discover'd, 18. 327.