Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Hearings before the Joint Committee on the investigation of the Pearl Harbor attack : 79th Congress of the United States, first and second sessions pursuant … Japan musical instrument manufacturing company (Nippon Gakki Seizo KK) : corporation report no. 9 (propellers) / United States Strategic Bombing Survey united states strategic bombing survey Japanese naval shipbuilding Group specification for quartz crystal units for oscillators : second draft / International Electrotechnical Commission , Technical committee No. 12: Radio-communication Sub-committee 12A: Crystals