ON AFRICA. 509 assuredly rely. These apply for the most part to Arabian words, which have been by the moderns, as well as the ancients variously corrupted and mutilated. Desirous (for the information of those who really seek after African knowledge) that this book will pass through many editions. I am, &c.

James Grey Jackson.

Cursoi-y Observations, " The Ludaia, are not inhabitants ofLudama, they are a very numerous and warlike tribe of Arabs, inhabiting the Sahara, of which there are two or three emigrations or encampments in different and distant parts of Sahara; the Emperor of Marocco has some thousands of them in his army, and they are esteemed (next to the negroes, called Abeed Seedy Bukaree) his best troops. See the Map of the tracts from Fas and Arguiri to Timbuctoo, facing page 1.

Lat. N. 24°. long. W. 3°.

" This serpent is the Buska, described in Jackson's enlarged Account of Marocco, &c. p. 109. Providence has afforded to man an opportunity of evading the attack of 'this deadly animal ; for when it coils itself up, and by the strength of its tail darts forward fifteen or twenty yards at once, the person attacked, by watching vigilantly its motions, evades the attack, by moving only a short distance from the right line, in which it is prepared to dart forwards j neither can the