Mediterranean Sea, whether it may be join'd with the Ocean, debated, 3. [41].
Micrography epitomized, 2. [27].
M. Auzout's Objections to a part of it; vid. the new way of grinding Spherical Glasses by a Turn-lath, 4. [57].
M. Hooks answer thereunto, 4. [64]. both at large.
Mercury-Mines in Friuli, and the way of getting it out of the earth, 2. [21].
Mineral Inquiries, see Directions, Engins, Artificial Instruments.
Mineral at Liege yielding Brimstone and Vitriol; and the way of extracting them, 3. [35].
How Adits and Mines are wrought at Liege, 5. [79].
A Stone in Sueden yielding Sulphur, Vitriol, Allum and Minium, and how, 21. [375].
See Kircher's Mundus Subterraneus abbr. 6. [109].