A training film about the activities being carried out at United States naval proving grounds in Dahlgren, Virginia. Aviation ordinance being evaluated at the proving grounds. U.S. Navy aircraft parked on a field as 50 Caliber gun being fired to detect for possible jamming.
A training film about the activities being carried out at United States naval proving grounds in Dahlgren, Virginia. A centrifugal chamber where a 50 caliber gun is being tested for ejection performance. A table rotates as a man looks at a gauge. Men attach a bomb on an aircraft catapult to determine the strength of shackles. Bomb falls during the test resulting in shackle failure.
View of a desert, likely in Nevada. An atomic bomb detonates. A mushroom-like cloud from pillar of smoke forms from bomb site. The mushroom-cloud ascends to the sky.
View of desert with mountains, likely in Nevada. A tactical nuclear bomb explodes, momentarily covering the whole place with light. A pillar of smoke and fire forms a mushroom cloud from the bomb site.
Yugoslavians celebrating the Sixth anniversary of the founding of the Socialist Federal Republic of Yugoslavia in Belgrade. Prime Minister of Yugoslavia, Josip Broz Tito, and other officials in review stand with date “23 August”. Yugoslavian participants march in anniversary parade, some of them hold rifles. Josip Tito waves at parade.
View of the U.S. Department of Justice (950 Pennsylvania Avenue NW, Washington, DC 20530, United States) and Pennsylvania Avenue in Washington DC. Front entrance of the U.S. Department of Justice. Sign reads "Federal Bureau of Investigation." A truck enters the U.S. Department of Justice. Employees unload bags of letters from FBI Field Offices across the United States in the FBI mail room. FBI employees sort out new mail and documents from FBI Field Offices sent to the headquarters. A male employee puts mail in individual post boxes. Male FBI employee pulls out a package. Women FBI employees work with telephone switchboard. Female FBI employees in the FBI teletype department. FBI officials at a meeting in an office. FBI official hands out document to messenger. FBI official sits at large desk and discusses documents in meeting with other officers. Documents and letters on desk being reviewed. Narrator comments on the work of the FBI being assisted by the American public, "in complying with the President's request to report to the FBI knowledge of subversive activities, the loyal and alert citizen may help to protect the innocent, as well as to reveal the guilty."