53-22188 PREFACE. "O THAT mine adversary had written a book," is an exclamation which betrays no little degree of malice, and no slight knowledge of Reviewers. Yet those who call themselves my Friends have persuaded me to make a book ;-but I have made it as short as possible and to this, various accidents have contributed. Part of the following was written to a friend, to whom, verbum sat:the amusements of drawing and shooting prevented me the trouble of making long notes-what I did write has but lately arrived in England: and part of my papers have been lost.-With respect to the scene of my travels, I did not advance beyond the neighbourhood of the second cataracts, and b |