MAC MAG 
i t 
Some experiments upon a machine for mea- 
furing the way of a (hip at fea - Smeaton 
An experimental enquiry concerning the natural 
powers of water and wind to turn mills and 
other machines depending on a circular motion 
Smeaton 
■ — Directions for making a machine for finding 
the roots of equations univerfally, and the 
means of ufing it - Rowning 
— An account of the magnetical machine con- 
trived by Dr. Knight - Fothergill 
Of thedegtees and quantities of winds neceffary 
to move the heavier kinds of wind-machines 
Steelman 
— - — Account of advantages of a newly-invented ma- 
chine much varied in its effeCls, and very.ufe- 
ful for determining the peifeCf proportion be- 
tween different moveables aCling by levers and 
wheel and pinion - Le Cerf 
MacKEnBoy. Letter concerning the effedls of 
Mackenboy, or Tithimalus Hibernicus jJJhe 
Macreuse. Some obfervacions on the French Ma- 
cieufe - - Robinfon 
A letter concerning the French macreufe Ray 
Madder Roots. Obfervations and experiments 
with madder root, which has the faculty of 
tinging the bones of living animals of a red 
colour - - DuMonceau 
See Bones 
Madeira. Of the increafe and mortality of the in- 
habitants of the ifland of Madeira 
Madness. An account of the difeafes of dogs, and 
feveral receipts for the cure of their madnefs, 
and of thofe bitten by them, extra&ed from 
the papers of Sir T. Mayerne by Sir Theodore 
de Vaux - - Mayerne 
A letter touching the efficacy of camphire in 
maniacal diforders - Kinneir 
— — See Dog , Hydrophobia 
Madrass. The method of making the belt mortar at 
Madrafs in rhe Eaft- Indies - Pvke 
M agellan. Some remarks on the variation of the 
magnetical compafs publifhed in the memoirs 
of the academy of fciences, with regard to the 
general chart of thofe variations, made by E. 
Halley, as alfo concerning of longitude of 
Magellan Straights - Halley 
T ranf. 
XLVIII 532 
Li 100 
LX 24O 
LX VI 591 
LXVII 493 
LXVIIJ 950 
XX 293 
XV 1036 
• — 1041 
XLI 390 
lxii 461 
XVI 408 
XXX V 347 
XXXVII231 
XXIX 165 
291 
Abridg. 
II 850 
IX 103 
II 870 
III 282 
VII 632 
VI 465 
IV 453 
Magnet. 
