Pearl Harbor Papers

Knox Investigations (December 9 - 14, 1941)

 Part I Report by the Secretary of the Navy to the President
 Part II Brief Report of Conduct of Naval Personnel during Japanese Attack, Pearl Harbor, T. H., December 7, 1941
 Part III The Japanese Attack on Pearl Harbor

Roberts Commssion (December 18 - January 23, 1941)

 Roberts Report

Hart Investigation (February 12 - June 15, 1944)

 Intro Proceedings of the Hart Inquiry
 Day 2 Proceedings of the Hart Inquiry - Tuesday, March 7, 1944
 Day 3 Proceedings of the Hart Inquiry - Wednesday, March 8, 1944
 Day 4 Proceedings of the Hart Inquiry - Thursday, March 9, 1944
 Day 5 Proceedings of the Hart Inquiry - Friday, March 10, 1944
 Day 6 Proceedings of the Hart Inquiry - Saturday, March 11, 1944
 Day 7 Proceedings of the Hart Inquiry - Monday, March 13, 1944
 Day 8 Proceedings of the Hart Inquiry - Tuesday, March 14, 1944
 Day 9 Proceedings of the Hart Inquiry - Wednesday, March 15, 1944
 Day 10 Proceedings of the Hart Inquiry - Thursday, March 16, 1944
 Day 11 Proceedings of the Hart Inquiry - Saturday, March 18, 1944
 Day 12 Proceedings of the Hart Inquiry - Monday, March 20, 1944
 Day 13 Proceedings of the Hart Inquiry - Tuesday, March 21, 1944
 Day 14 Proceedings of the Hart Inquiry - Thursday, March 23, 1944
 Day 15 Proceedings of the Hart Inquiry - Saturday, March 25, 1944
 Day 16 Proceedings of the Hart Inquiry - Monday, March 27, 1944
 Day 17 Proceedings of the Hart Inquiry - Tuesday, March 28, 1944
 Day 18 Proceedings of the Hart Inquiry - Friday, March 31, 1944
 Day 19 Proceedings of the Hart Inquiry - Saturday, April 1, 1944
 Day 20 Proceedings of the Hart Inquiry - Monday, April 3, 1944
 Day 21 Proceedings of the Hart Inquiry - Tuesday, April 4, 1944
 Day 22 Proceedings of the Hart Inquiry - Wednesday, April 5, 1944
 Day 23 Proceedings of the Hart Inquiry - Thursday, April 6, 1944
 Day 24 Proceedings of the Hart Inquiry - Sunday, April 9, 1944
 Day 25 Proceedings of the Hart Inquiry - Monday, April 10, 1944
 Day 26 Proceedings of the Hart Inquiry - Wednesday, April 12, 1944
 Day 27 Proceedings of the Hart Inquiry - Thursday, April 13, 1944
 Day 28 Proceedings of the Hart Inquiry - Saturday, April 15, 1944
 Day 29 Proceedings of the Hart Inquiry - Monday, April 17, 1944
 Day 30 Proceedings of the Hart Inquiry - Wednesday, April 26, 1944
 Day 31 Proceedings of the Hart Inquiry - Thursday, April 27, 1944
 Day 32 Proceedings of the Hart Inquiry - Saturday, April 29, 1944
 Day 33 Proceedings of the Hart Inquiry - Wednesday, May 3, 1944
 Day 34 Proceedings of the Hart Inquiry - Thursday, May 4, 1944
 Day 35 Proceedings of the Hart Inquiry - Friday, May 5, 1944
 Day 36 Proceedings of the Hart Inquiry - Saturday, May 6, 1944
 Day 37 Proceedings of the Hart Inquiry - Wednesday, May 10, 1944
 Day 38 Proceedings of the Hart Inquiry - Thursday, May 11, 1944
 Day 39 Proceedings of the Hart Inquiry - Wednesday, May 24, 1944
 Day 40 Proceedings of the Hart Inquiry - Monday, June 5, 1944
 Day 41 Proceedings of the Hart Inquiry - Tuesday, June 6, 1944
 Day 42 Proceedings of the Hart Inquiry - Thursday, June 15, 1944
 Exhibit 1 Letter from Admiral Hart to Admiral Kimmel of February 17, 1944.
 Exhibit 2 Letter from Admiral Kimmel to Admiral Hart of February 19, 1944.
 Exhibit 3 Letter from Admiral Hart to Admiral Kimmel of March 4, 1944.
 Exhibit 4 Pacific Fleet Confidential Letter 2CL-1 (Revised). Security of Fleet at Base and in Operating Areas.
 Exhibit 5 Joint Coastal Frontier Defense Plan, Hawaiian Coastal Frontier and Fourteenth Naval District. (HCF 41 14ND-JCD-42).
 Exhibit 6 Dispatch: CNO to CINCPAC: October 16, 1941; Reference 162203
 Exhibit 7 Dispatch: CNO to CINCPAC; November 24, 1941; Reference 242005
 Exhibit 8 Dispatch: CNO to CINCPAC: November 27, 1941; Reference 272337
 Exhibit 9 CNO to COM PNNCF; November 28, 1941; Reference 290110
 Exhibit 10 OpNav to CINCAF; November 30, 1941; Reference 300419
 Exhibit 11 Dispatch: OpNav to CINPAC; December 3, 1941; Reference 031850
 Exhibit 12

Dispatch: CNO to CINCPAC; November 26, 1941; Reference 270038
 Exhibit 13 Dispatch: CNO to CINCPAC; November 26, 1941; Reference 270040
 Exhibit 14 Dispatch: CNO to CINCPAC; November 29, 1941; Reference 282054
 Exhibit 15 Dispatch: CNO to OpNav; November 28, 1941; Reference 280627
 Exhibit 16 U.S. Pacific Fleet Operating Plan Rainbow Five.
 Exhibit 17 Letter from CNO to CINCPAC of Feburary 15, 1941. Anti-torpedo baffles for protection against torpedo plane attacks, Pearl Harbor.
 Exhibit 18 Letter from CINCPAC to CNO of March 12, 1941. Anti-torpeodo baffles for protection against torpedo plane attacks, Pearl Harbor.
 Exhibit 19

Letter from CNO to Com 14 of June 13, 1941. Anti-torpedo baffles for protection against torpedo plane attacks.

 Exhibit 20 Letter from Admiral Hart to Admiral Kimmel of March 10, 1944.
 Exhibit 21 14CL-41 (Revised). Organization of Pacific Fleet into Task Forces. October 31, 1941.
 Exhibit 22 Letter from Com 14 to CNO with enclosure of Joint Estimate of March 31, 1941, dated May 1, 1941.
 Exhibit 23 Letter from Com 14 to CNO of December 30, 1940. Security of Fleet and ability of local defenses to meet suprise attacks.
 Exhibit 24 Letter from ComPatWingTwo to CNO of January 16, 1941. Readiness of ComPatWingTwo.
 Exhibit 25 Letter from CominCPacFlt of February 13, 1941. Employment Schedules, Second Quarter, Fiscal Year, 1942.
 Exhibit 26 Letter from CominCPacFlt of November 10, 1941. Employment Schedules, Third Quarter, Fiscal Year, 1942.
 Exhibit 27 Letter from Commander Task Force One to Task Force One of September 13, 1941. Employment Schedule, Task Force One, U.S. Pacific Fleet, Second Quarter, 1942.
 Exhibit 28 Letter from Commander Task Force Two to Task Force Two of September 12, 1941. Employment Schedule, Task Force Two, U.S. Pacific Fleet, Second Quarter, 1942.
 Exhibit 29 Letter from Commander Task Force Three to Task Force Three of September 11, 1941. Schedule of Employment, Task Force Three for the period October 1, 1941-December 31, 1941.
 Exhibit 30 Verification Letter for Vice Admiral Bellinger dated March 16, 1944
 Exhibit 31 Letter from Admiral Hart to Admiral Kimmel of March 22, 1944.
 Exhibit 32 Letter from District Attorney to Attorney General; Hawaii; June 4, 1941.
 Exhibit 33 Verification Letter for Commander Rochefort dated April 5, 1944.
 Exhibit 34 Verification Letter for Vice Admiral Turner dated April 5, 1944.
 Exhibit 35 Verification Letter for Captain McCrea dated April 6, 1944.
 Exhibit 36 Letter from Admiral Hart to Admiral Kimmel of April 24,1944.
 Exhibit 37 Verification Letter for Rear Admiral Kingman dated April 17, 1944.
 Exhibit 38 Verification Letter for Vice Admiral Leary dated May 6, 1944
 Exhibit 39 State Department publication: Peace and War, 1931-1941
 Exhibit 40 Letter from SecNav to SecWar of January 24, 1941; and reply from SecWar to SecNav of February 7, 1941. Security of the U.S. Pacific Fleet while in Pearl Harbor.
 Exhibit 41 Verification Letter for Rear Admiral Bunkley dated June 6, 1944.
 Exhibit 42 Verification Letter for Admiral Ingersoll dated June 9, 1944.

Army Pearl Harbor Board (July 20 - October 20, 1944)

 Chapter I Preamble: Authority for the Army Pearl Harbor Board and its Action Taken
 Chapter II Background
 Chapter III The Story of Pearl Harbor
  A. General
  B. Events from January throught September 1941
  C. Critical Period: October 1 to December 7, 1941
  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.
  E. Status of Defenses on Sunday Morning, December 7, 1941
 Chapter IV Responsibilities in Washington
 Chapter V Wyman and Construction Delays in Hawaii
 Chapter VI Conclusions
 Chapter VII Recommendations

Navy Court of Inquiry (July 24 - October 19, 1944)

 Intro Introduction from Report of Navy Court of Inquiry
 Report Report of Navy Court of Inquiry
 Addendum Addendum to Court's Finding of Facts
 Endorsement I First Endorsement - November 2, 1944
 Endorsement II Second Endorsement - November 6, 1944
 Endorsement III Third Endorsement - December 1, 1944
 Endorsement IV Fourth Endorsement - August 13, 1945

Clarke Investigation (August 4 - September 20, 1944)

  Clark Investigation
Memo Memorandum for the Chief of Staff dated August 17, 1945 and Memorandum for the Chief of Staff dated August 13, 1945
Testimony of Colonel John T. Bissell (September, 1944, August 1945)
  Colonel Rufus S. Bratton
  Colonel Edward F. French
  William F. Friedman (September 1944, July 1945)
  Major General L. T. Gerow
  Brigadier General Hayes A. Kroner
  Major General Sherman Miles
  Lieutenant Robert H. O'Dell
  Colonel Otis K. Sadtler (September 1944, July 1945)
 

Major General Ralph C. Smith
  Brigadier General Isaac Spalding
  Round Table Discussion (September 14, 1944)
 Exhibit 1 Exhibit 1
 Exhibit 2 Exhibit 2
 Exhibit 3 Exhibit 3
 Exhibit 4 Exhibit 4
 Exhibit 5 Exhibit 5
 Exhibit 6 Exhibit 6
 Exhibit 7 Exhibit 7
 Exhibit 8 Exhibit 8

Joint Committee on the Investigation of the Pearl Harbor Attack (July 16, 1946)

Index Investigation of the Pearl Harbor Attack
Intro Introductory Statement
Part I Diplomatic Background of the Pearl Harbor Attack
Part II The Japanese Attack and its Aftermath
Part III Responsibilities in Hawaii
Part IV Responsibilities in Washington
Part V Conclusions and Recommendations
Appendix A Prior Investigations Concerning the Pearl Harbor Attack
Appendix B Names and Positions of Principal Army and Navy Officials in Washington and at Hawaii at the Time of the Attack Along with the Leading Witnesses in the Various Proceedings
Appendix C Communications From the President of the United States Relating to the Pearl Harbor Investigation
Appendix D Review of the Diplomatic Conversations Between the United States and Japan, and Related Matters, From the Atlantic Conference in August, 1941 Through December 8, 1941
Appendix E The "Winds Code"
Appendix F Geographical Considerations and Navy and Army Installations
Purdue University (Last Updated June 6, 2004)