SECTION III. CLOUD AND SUNSHINE. 



PAGE 



TABLE 34. Cloud, four-hourly values at Cape Evans ... ... ... ... ... 114 



,, 33. Cloud, two-hourly values at Cape Adare ... ... ... ... ... ... ... ... 125 



36. Cloud, monthly values at Hut Point, Cape Evans, Cape Adarc, and Framheiin ... ... 135 



37. Cloud, daily variation at Cape Evans ... ... ... ... 136 



.'is. Cloud, daily variation at Hut Point ... ... ... ... ... ... ... ... ... 13* 



,, 3',i. Cloud, daily variation at Hut Point and Cape Evans combined ... ... II" 



., 40. Cloud, daily variation at Cape Adare ... ... ... ... ... Ill 



41. Cloud frequency of amounts at Cape Evans ... ... ... ... ... ... ... 142 



42. Cloud frequency of amounts at Hut Point and Cape Evans ... ... ... ... 143 



,, 43. Cloud frequency of amounts at Cape Adare ... ... ... 143 



,, 44. Sunshine, duration at Cape Evans ... ... ... ... ... ... ... ... 144 



SECTION IV. PRESSURE. 



TABLE 45. Hourly values at Cape Evans ... ... ... ... ... ... ... ... ... ... l<>2 



,, 46. Hourly values at Cape Adare ... ... ... ... ... ... ... ... 208 



47. Monthly values at Hut Point, Cape Evans, Cape Adare, and Framheiin ... ... ... ... 21* 



,, 48. Daily variation at Cape Evans ... ... ... ... ... ... ... ... 220 



49. Daily variation at Hut Point... ... ... ... ... ... ... ... ... 222 



50. Daily variation at Hut Point and Cape Evans combined ... ... ... ... ... ... 223 



51. Daily variation at Cape Adare ... ... ... ... ... ... ... ... 221 



52. Daily variation. Fourier coefficients. Hut Point and Cape Evans ... ... ... ... ... 225 



,, 53. Daily variation. Fourier coefficients, Cape Adare ... ... ... ... ... ... ... 227 



54. Maximum and minimum values at Hut Point and Cape Evans Absolute extremes for each 



month Monthly means of daily extremes and of daily range ... ... ... ... ... 22* 



., 55. Maximum and Minimum values at Cape Adare Absolute extremes for each month Monthly means 



of daily extremes and of daily range ... ... ... ... ... ... ... ... ... 2211 



56. Difference between mean pressure for January and July at eight Antarctic stations ... ... ... 230 



SECTION V. DETERMINATION OF HEIGHT ABOVE SEA-LEVEL. 



TABLE 57. Difference in level between six main depots on the Polar Journey ... 



,, 58. Difference in level between the camps on the Polar Plateau ... ... ... ... ... 233 



,, 59. Height above sea-level of the camps between the Southern Barrier Depot and the South Pole ... 231 



SECTION VI. ATMOSPHERIC ELECTRICITY. 



TABLE 60. Potential gradient at Cape Evans, hourly values ... ... ... ... ... ... 236 



,, 61. Radio activity measurements at Cape Evans ... ... ... ... ... ... 24* 



SECTION VII.- METEOROLOGICAL JOURNALS AND DIARIES KEPT AT BASE STATIONS. 



TABLE 62. Meteorological Journal kept at Cape Evans containing observations of cloud, motion of clouds 



and Erebus smoke and weather remarks ... ... ... ... ... ... 250 



,, 63. Meteorological Journal kept at Cape Adare containing observations of wind, cloud, visibility, 



precipitation, sunshine, aurora, drift and weather remarks ... ... ... ... ... ... 372 



64. Meteorological Diary kept at Cape Adare ... ... ... ... ... ... ... ... ... I7u 



65. Meteorological Journal kept at Framheiui ... ... ... ... ... ... ... ... ... 552 



66. Register of Observations at or near Hut Point ... ... ... ... ... ... .. ... 562 



