Title Page

REPORT OF ARMY PEARL HARBOR BOARD
[Note: This text was taken from a copy of the original report, not the copy in the PHA. When referring to the PHA copy the page numbers in brackets correspond to the page numbers in this version.] Appointed by the Secretary of War, pursuant to the Provisions of Public Law 339, 78th Congress, approved 13 June 1944, to ascertain and report the facts relating to the attack made by Japanese armed forces upon the Territory of Hawaii on 7 December 1941, and make such recommendations as it may deem proper. Also, to consider the phrases which related to the Pearl Harbor disaster of the report of House Military Affairs Committee, as directed by the Acting Secretary of War, in his memorandum for the Judge Advocate General, 12 July 1944. Table of Contents Page Chapter I: Preamble: Authority for the Army Pearl Harbor Board and its action taken . . . . . . . . . . . . . . . 1 Chapter II: Background . . . . . . . . . . . . . . . . . . . . . . . 9 Chapter III: The Story of Pearl Harbor . . . . . . . . . . . . . . 55 Part A: THE STORY OF PEARL HARBOR Part B: EVENTS FROM JANUARY THROUGH SEPTEMBER 1941 Part C: CRITICAL PERIOD: OCTOBER 1 TO DECEMBER 7, 1941 Part D: STATUS OF THE PRINCIPAL HAWAIIAN DEFENSES IN 1941 AND THEIR STATE OF READINESS ON DECEMBER 6, 1941, OR THE REASONS FOR THEIR LACK OF READINESS. Part E: STATUS OF DEFENSES ON SUNDAY MORNING, DECEMBER 7, 1941 Chapter IV: Responsibilities in Washington . . . . . . . . . . . . 218 Chapter V: Wyman and Construction Delays in Hawaii . . . . . . . 242 Chapter VI: Conclusions . . . . . . . . . . . . . . . . . . . . . 294 Chapter VII: Recommendations . . . . . . . . . . . . . . . . . . . 304 TOP SECRET REPORT OF THE ARMY PEARL HARBOR BOARD Legends: RR - Roberts Record R - APHB Record D - Document Ex - Exhibit Underscoring ours unless otherwise stated. (Underscoring replaced by pairs of asterisks in the electronic text. LWJ)

Page maintained by Larry W. Jewell, lwjewell@omni.cc.purdue.edu. Created: 12/12/96 Updated: 12/12/96