Test of an early helicopter ornithopter aircraft design in Chicago. A helicopter with five rotating blades that turn sideways in a fashion like a paddle boat. Engineer trying to fly a helicopter and is examining the controls from the tail of helicopter. It never leaves the ground.
A film titled 'Suppressing foot and mouth disease' about the effects ad means of controlling foot and mouth disease in cattle. Men stand near a cow. Symptoms of foot and mouth disease in a cow. Mouth of a cow. Animated world map depicts countries where the disease is prevalent. A scientist looks into a microscope. Another scientist comes and confers with him.
The effects and control of foot and mouth disease in cattle. A document issued by the United States Department of Agriculture for prevention of foot and mouth disease. A herd of healthy cattle at a farm. A buffalo suffering from foot and mouth disease. Cattle at a farm. Men prepare to slaughter an animal suffering from foot and mouth disease to prevent spreading of the contagion.
The effects and control of foot and mouth disease in cattle. A herd of cattle graze on a farm. Sheep graze on a farm. Herds of black and white sheep graze. Two men read a notice. The notice reads 'Warning: Entrance forbidden'. A map depicts the states that were affected by the foot and mouth disease in 1914.
The effects and control of foot and mouth disease in cattle. Main carriers of the foot and mouth disease include animals and humans. A cat and a dog on a farm. Livestock appraised on a farm. Inspectors examine cattle for symptoms of foot and mouth disease. Condemned animals taken to a trench. A buffalo with faulty stepping suffers from foot infection. A dairy cow with inflamed udders. Infected cattle is buried. Dead bodies of the livestock. Quicklime is sprayed on the dead bodies. Inspectors disinfect themselves. Disinfectants used on the premises. Men wipe the floor. A man pours a disinfectant in a mixer and spray in on the floor.
The effects and control of foot and mouth disease in cattle. Animals restocked on a farm. Pigs and livestock on the farm. Pigs dig up a portion of the ground. Inspectors examine cattle for symptoms of foot and mouth disease. An inspector gets his clothes and shoes disinfected. An inspector speaks to a farmer and gets into his car. A sign reads 'Warning: These premises are quarantined for foot and mouth disease'. Disinfectant sprayed on tires of a truck. A rail road stock car sprayed with disinfectant.