todaysdocument: Radar Plot from Station Opana, Pearl Harbor,… Tweet December 7, 2018 vikingRandom Photo todaysdocument: Radar Plot from Station Opana, Pearl Harbor, Hawaii, 12/7/1941 Series: Exhibits, 11/15/1945 – 5/31/1946. Record Group 128: Records of Joint Committees of Congress, 1789 – 2015. via CongressArchives