THE SOURCE OF THE NILE, 3 
CHAP. Tl. 
Direétions to Travellers ee preferving Health—Difeafes of the Country—= 
Mufi pie ds ee, of Mafuab—Conferences with the dhe) 
q A yE arrived in the ifland at eight o’clock, to the great joy 
of our fervants, who were afraid of fome ftratagem of 
the Naybe. We got every thing in order, without inter- 
ruption, and completed our obfervations upon this inhof- 
pitable ifland, infamous forthe quantity of. Chieti blood: 
fhed thereupon treacherous picrlareae 
Masvau, by a great variety af obférmations of the fun and. 
ftars, we found to be in lat.'15° 35’ 5”,and, by an obfervation. 
of the fecond fatellite.of Jupiter, on the 22d or September 1769, 
we found its longitude to be 39° 36’ 30” eaft of the meridian 
of Greenwich: the variation of the needle was obferved at 
mid-day, the 23d of September, to be'12° 48’. W. From this it 
follows, that Loheia, being nearly oppofite, (for it is in lat.. 
15° 40’ 52”) the breadth of the Red’Sea between Mafuah and 
Loheia is 4° 10’ 22”. Suppoting, then, a degree to be equal: 
to.06 ftatute miles, this, in round numbers, will bring the 
at breadth : 
