Monthly Bulletin of the Hawaiian Volcano Observatory Volume 8-9

Monthly Bulletin of the Hawaiian Volcano Observatory Volume 8-9

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1920 edition. Excerpt: ...of the main lake which for a few minutes cascaded into the small pond there. A crack had been enlarging extending northeast from the north pot region. December 10 at 1 p. m. tremendous floods of liquid lava were pouring over the floor of the pit as on December 2. Two streams from the southwest pool covered the south floor, the one going directly across from the end of the arm to the southeast lake, the other following around the wall from the southwest bay. Both cascaded down 4 feet as they drained into the southeast lake. A long stream across the north floor from the west pond was joined by one from the north side of the main lake and the joint flood cascaded with a drop of 10 feet into the east pond pit. A new small pot in the southeast central floor was fountaining. The island and adjacent fracture block on the west side of the main lake were drowned. The east part of the south crag mass was almost drowned. The liquid lava stood at least 7 feet higher relative to the floors than on the 9th. Seisinometric Record. During the week ending midnight December 10, seventeen local earthquakes and one distant earthquake were registered, as follows: Local shocks: December 4, 2:08 a. m.--Feeble. December 4, 4:20 a. m.--Feeble. December 4, 12:10 p. m.--Very feeble. December 5, 5:03 a. m.--Very feeble. December 6, 5:27 a. m.--Feeble. December 6, 6:05 a. m.--Feeble. December 6, 8:02 p. m.--Very feeble. December 7, 3:40 p. m.--Very feeble. December 8, 6:11 a. m.--Very feeble. December 8, 10:26 a. m.--Feeble. December 9, 12:58 a. m.--Slight. December 9, 2:42 a. m.--Very feeble. December 9, 7:03 a. m.--Very feeble. December 9, 5:36 p. m.--Very feeble. December 9, 7:08 p. m.--Very feeble. December 9, 10:43 p. m.--Very feeble. December 10, 4:48 p. more

Product details

  • Paperback | 146 pages
  • 189 x 246 x 8mm | 272g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236520939
  • 9781236520937