e to colour them, piercing into them,
7. 125.

_Mars_, by what steps and degrees of diligence discover'd to be
turbinated, both in _England_ and _Italy_. Compare n. 10. p. 198.
and n. 14. 239, 242. see the Schemes there.

_May-dew_ examin'd by various Experiments, by M. _Henshaw_, 3. 33.

_Mechanical_ Principles in a Geometrical method, explicating the nature
or operation of Plants, Animals, 8. 325.

_Medicins_ in _China_ consist for the most part of Simples, Decoctions,
Cauteries, Frictions, without the use of Blood-letting, 14. 249.
The _Physitians_ there, commended for speedy Cures, and easie, _ibid._

_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.

_Monsters_, a Calf deform'd, and a great stone found in a Cows womb, n.
1. 10.
a _Colt_ with a double eye in one place, 5. 85.

_Moons_ Diameter how to be taken, and why increased in the Solar Eclipse
of _Jun._ 22. 1666. n. 2. p. 373.
see _Planets_.
What discoverable in the _Moon_, and what not.
_Moons Eclipses_ how to take without inconvenience, 22. 387.

_Mulberry-Trees_ how to be cut low, and easie to be reach'd, for relief
of Silk-worms, in _China_, 14. 249.
in _Virginia_, 12. 202.
see Silk.

N.

_Nile's_ Inundations, the cause attributed to _Niter_, by _Dela Chambre_;
opposed by _Vossius_. See both in the _List of Books_, 14. 251. and
17. 304.

The _North-Countries_ of _Poland_, _Sweden_, _Denmark_, &c. are warm'd by
the influence of the _Royal Society_, 19. 344.
{403}

O.

_Ocean_, what Seas may be joined with it, 3. 41.

_Opticks_, Campani's Glasses do excell Divini's; 'tis easie