INDEX. 
Macclesfield (Earl of) Letter to him concerning the Swal- 
lowing of melted Lead — — 480 
Machines , the Prefiure occafioned by Weights, in their 
Motion — — _ _ r 
Madeira , Account of the^Earthquake there Nov. 1, 1755 
432, 435 
Madrid , Effedtsof the Earthquake, of Nov. 1. 1755, there 
4 2 3 
Maeftrtcht an Account of the Earthquakes felt there 663, 
545 » 8 93 
Maiden Hair , Account of that Plant — 855 
Malignant Fevers , Account of thofe that raged at Rouen in 
the Years 1753 and 1754 — — 49 
Malt Tax , the Amount thereof from the Year 1746 to the 
Year 17.53.-r* — * — t 273 
Malton , in Torkjhire , Account of a Roman Infcription found 
there, in the Year 1753 — — 69 
Malvern , in Worcefterjhire, an Eflay on the Waters of the 
Holy Well there — — 459 
Manilla , an Account of that Hand, and of an Earthquake 
there . — — — — 458 
Mankind , Query, whether the Plurality of Wives is fa- 
vourable to the Increafe of them — 96 
■ ■ ■ - anfwered — - 103 
Mantle , Ladies , Account of that Plant — 812 
Maps of the T urkifh Dominions , Query concerning them 
96 
anfwered — 105 
Margate , Account of the Earthquake felt there Feb. 18, 
1756 — — ' . — 579 
Marfeiles , in France-y an extraordinary Flow of Waters 
there — ■ — — 637 
Marjh Hellebore , Account of that Plant — " 8 5 r 
Marfio Saxifrage , D ( 
— ~ 833 
Mafic ali , Extradt of a Letter from the Magiftrates thereof, 
concerning a late Eruption of Mount sFtna — 209 
Matthew (Mr. Edward ) his Letter concerning the Sink- 
ing of a River near Pontypool , in Monmouthjhire 547 
6 C 2 Matty 
