"indispensable material. The day after our arrival at the summit gave us good weather, though the wind was strong, and we circled the crater, establishing four poles and flags on the rim for the main stations of our triangulation. This however was the beginning of a week of bad weather with almost continuous high wind and much rain. It was impossible to do any Theodolite or plane table work, and Sunday morning the gale was so severe that the Negroes' tent was "done bust down", to use their expression, about five o'clock. At sunrise they crawled out from under the canvas, patched up the hole and erected the tent again. Again it ripped and again was sew- ed up, but the repairs lasted for 1/5-