From a U.S. Navy training film in the United States on the working of airships. Operations of airships. A crew goes aboard and members take their stations. They check parts of the airship. A radioman checks electronic gear. A navigator prepares for a mission. An elevator man also checks his controls. A command pilot sits between a rudder man and the elevator man. Auto pilot is installed to take care of normal cruising conditions. The ship is undocked and brought into position for a take off. Men watch the airship. 'US Navy' written on the ship. Diagram depicts the functions of different parts of airship. The airship takes off.
A U.S. Navy training film about the usage and importance of DDT as a pesticide in the United States. Men in a lab as they hold DDT (Dichloro-Diphenyl-Trichloroethane) emulsion concentrate in a jar. Three jars of diesel oil. Swarms of insects and mosquitoes after being treated with DDT. Dead and paralyzed mosquitoes, bed bugs due to spraying of DDT on them. A sample of DDT powder placed along side flour. A man sprays DDT powder. A man breaks lumps of DDT. Man pours diesel in a bucket and mixes DDT powder into it. He pours the solution in a drum. Drum being rolled. Another man prepares a powdered mixture of DDT. He pours DDT in a drum and other ingredients and mix them as he rotates the drum. Malaria control squad members arrive in an abandoned village. They spray the walls of a hut with DDT mixture to prevent malaria, yellow fever and other communicable diseases. Men spray DDT mixture over mattresses, walls and grills.
A U.S. Navy training film about the usage and importance of DDT as a disinfectant in the United States. An officer gets off a jeep and boards an aircraft. He sprays DDT (Dichloro-Diphenyl-Trichloroethane) inside the aircraft. Men spray DDT in a wooded area on plants and trees. Interiors of an aircraft show men spraying DDT to prevent diseases.
A U.S. Navy training film about the usage and importance of DDT (Dichloro-Diphenyl-Trichloroethane) as a disinfectant in the United States. DDT being sprayed on a man's hair and beard. A man sprays DDT powder under a pile of sacks and on a wooden frame. Another man sprays DDT at the base of a platform with containers placed on it.
A U.S. Navy training film about the usage and importance of DDT (Dichloro-Diphenyl-Trichloroethane) as a disinfectant in the United States. DDT being sprayed on the surface of a pond of water. DDT powder being poured into a puddle of dirty water to prevent spread of malaria and other deadly diseases. A container placed on a scaffold over a pond. As DDT solution drips from the container and mixes with pond water. A man pours DDT solution over plants in water. Insects at the water surface. A swarm of dead insects after spraying DDT.
A U.S. Navy training film about the usage and importance of DDT (Dichloro-Diphenyl-Trichloroethane) as a disinfectant in the United States. Men pour a mixture of DDT into an aircraft. Pilot in the cockpit of the aircraft. Aircraft takes off and in flight as it sprays DDT across an area. A white smoky trail as aircraft flies off. DDT descends and spreads over an area to prevent spread of various diseases. A soldier in a foxhole as he works on a shell. Aircraft in flight over an area as they leave behind a white smoky trail of DDT. (World War II period).
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