the effect produced by the stone upon the sailor, however, with the respect shown to Martha on the plantation, and the surprise of Goring on its first production, I cannot but come to the conclusion that I have really got hold of some powerful talisman which appeals to the whole dark race. I must not trust it in Goring's hands again.
November 8, 9.—What splendid weather we are having! Beyond one little blow, we have had nothing but fresh breezes the whole voyage. These two days we have made better runs than any hitherto. It is a pretty thing to watch the spray fly up from our prow as it cuts through the waves. The sun shines through it and breaks it up into a number of miniature rainbows—"sun-dogs," the sailors call them. I stood on the fo'csle-head for several hours to-day watching the effect, and surrounded by a halo of prismatic colours. The steersman has evidently told the other blacks about my wonderful stone, for I am treated by them all with the greatest respect. Talking about optical phenomena, we had a curious one yesterday evening which was pointed out to me by Hyson. This was the appearance of a triangular well-defined object high up in the heavens to the north of us. He explained that it was exactly like the Peak of Teneriffe as seen from a great distance—the peak was, however, at that moment at least five hundred miles to the south. It may have been a cloud, or it may have been one of those strange reflections of which one reads. The weather is very warm. The mate says that he never knew it so warm
