School students visit the Metropolitan Police Department at the Henry J. Daly Building (previously known as the Municipal Center) at 300 Indiana Avenue, NW, Washington D.C. A school bus pulls in front of the Henry J. Daly Building. A police officer welcomes students dressed in prep school uniforms upon arrival. The guide shows the students a fingerprint card and notes, “So, you can see it is very important to stay out of trouble. A single foolish act may follow you for the rest of your life.” Students raise their hands to volunteer for a fingerprint taking. A teenage boy wearing a plaid jacket has his fingerprints taken by a police officer.
Dramatization. A pair of burglars breaks into a TV and radio repair shop at night. Burglars shine flashlight on door as they pry it open with a crow bar. Burglars looking in cash register and file cabinet. Burglar pulls out a metal cash box. Burglar pries open the metal cash box, stealing wads of dollars. A burglar steals a portable radio from a shelf. View of cash box with only receipts remaining. Close up of police report complaint of burglary. Policeman opens a Type of Crime File file cabinet, searching through index cards. Policeman finds a card from index file, writing down notes. A bar chart depicting types of crimes committed from April to June. A policeman blows whistle, directs traffic in Washington, D.C. A police officer hands a notice to a man at his front door. Police officer and citizens a woman who has fallen on a sidewalk in Washington, D.C. Police chief presents a report to a city council, showing a line chart.
Training film showing different kinds of rebreather (or Oxygen Breathing Apparatus) used in mine rescues. Models show four types of rebreathers approved by the United States Bureau of Mines- Paul, Gibbs, Fleuss-Davis, and MC CAA. A man points to different parts of the rebreather- such as an oxygen bottle, reducing valve, regenerator, and by-pass valve. Men pump oxygen bottles before using the Oxygen Breathing Apparatus. An oxygen bottle is installed in Oxygen Breathing Apparatus. Men charge the regenerator with chemicals to absorb carbon dioxide from exhaling, places regenerator back to the Oxygen Breathing Apparatus. Man disinfects Oxygen Breathing Apparatus mouthpiece and tubes in a solution of bichloride of mercury or Lysol. Man rinses disinfected tubes with water before installing them back to the apparatus.
A rescue crew explores a mine. Rescue team with Oxygen Breathing Apparatus use elevator to enter the mine. Rescue team explore mine tunnel to search for trapped workers. Rescue team tests a lamp for presence of methane gas. Flame rises inside lamp due to methane gas in mine. Flame goes out in lamp due to lack of oxygen.
Canary in a coal mine and carbon monoxide detector use for rescue operations inside mines. Rescue team uses a carbon monoxide detector and a caged canary bird to detect presence of carbon monoxide. Canary bird in cage expires due to high carbon monoxide.
Psychological warfare operations (PSYOP) and information dissemination demonstration by the United States Army during the Cold War. A loudspeaker jeep hidden distantly behind clump of trees in a grassy field. A tank (likely a Sherman M4 tank) with a loudspeaker moves across a field. Leaflets distantly visible in the sky. A B-26 plane flies past a field. More leaflets fill the sky distantly visible. Leaflets falling on the fields. A United States Army L-16 plane flying low, dropping leaflets over soldiers.
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