Information about the Trinity test was made public shortly after the bombing of Hiroshima. The Smyth Report, released on August 12, 1945, gave some information on the blast, and the edition released by Princeton University Press a few weeks later incorporated the War Department's press release on the test as Appendix 6, and contained the famous pictures of a "bulbous" Trinity fireball.
information about the trinity test was made public shortly after the bombing of hiroshima the smyth report released on august 12 1945 gave some information on the blast and the edition released by princeton university press a few weeks later incorporated the war department's press release on the test as appendix 6 and contained the famous pictures of a "bulbous" trinity fireball