This film attempts to persuade people who are opposed to the fluoridation of drinking water that they are mistaken in thinking that fluoride, in minute quantities, is toxic, may cause cancer or heart or kidney disease, leads to bone fractures, or is unconstitutional. The film emphasizes the low cost of fluoridation and the very great benefits it bestows in the marked reduction of dental caries. A town meeting is shown in which angry, upset people raise their objections to fluoridation. To the man who says that fluoridation is against the laws of nature, that it is a poison, Dr.

This film demonstrates the technique of massage. It shows deep and superficial stroking, kneading, and friction, and describes areas of the body and circumstances where each type is needed. It demonstrates all techniques on the patient's arm, hand, and shoulder.

Part 1 contains the following titles: street scenes in Lagos, the Commission's compound in Yaba, the opening of the legislative council of Nigeria, fumigating after yellow fever in Lagos, collecting mosquito larvae, down the Ogun River in Nigeria, scenes from Oshogbo at end of Ramadan, from Oshogbo to Ogbomosho, road in Ibadan, scenes from Ibadan, a trip to Iwopin in Nigeria, trooping the colors in Lagos, and the Beiram Festival in Lagos.

This film provides descriptive documentation of variations in oral behavior in infants under 24 weeks of age. Infants are shown at different stages, moving their arms and legs, placing fingers, toes, and other objects in their mouths, licking items, grabbing a ring suspended above them, and biting a sterling silver cup. Behavior prior to feeding and after feeding is shown, with variations in infant response.

Manifestations of leprosy from beginning to end stages are shown in this silent film. Images are interspersed with title slides in German, informing the viewer that he/she is seeing cases of nerve damage, skin damage, loss of extremities, and other effects of the disease. People are shown receiving injections, washing, and exercising as part of their treatment. Produced by the Albert Victoria Hospital.

This program presents filmed sequences of a group of twenty-nine villagers from Sahneh who had been attacked by a rabid wolf. Filmed sequences of one villager taken at various times during his disease, are presented to illustrate the clinical course and manifestations of the disease in this man. The man is seen after he is bitten but before he manifests symptoms overtly, the third day of his disease, and the fifth day of the disease. Scenes taken as the patient dies are also included. A doctor is also shown as he apparently examined the man to verify that death has occurred.

Shots include: the exterior of Krankenhaus der Stadt Wien (Vienna) ; people on the pavement and automobiles on the street in front of the hospital; group of white-gowned men around an autopsy table; gowned, gloved man at a side table cutting up a specimen; Y-shaped incision is made on the cadaver and two sets of gloved hands begin to dissect the chest; the ribs are cut and the ribs and sterum removed; the thoracic contents are cut free and removed from the cavity; the prosector, wearing an apron and gloves, examines the lungs; the flayed scalp is minutely examined; the prosector taps on the

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These reels show experiments in wound ballistics, with missiles fired into water, gelatin, mammals, frogs, and fish. Dr. Edmund Newton Harvey was best known for his research on bioluminescence, but he also conducted applied research in areas such as wound ballistics and aviation physiology. In these experiments, Harvey is investigating the large cone-shaped temporary cavity that results after a projectile passes through tissue or other substances. The temporary cavity is many times larger than the permanent cavity observed after the completed passage of the projectile.

The film begins with a statement that the abandonment of prudery in recent years has made possible the teaching of human reproduction to "the adolescent and mature." The position and function of the uterus, fallopian tubes, and ovaries is presented. With drawings, legends, and post-mortem specimens, the film traces human reproduction from ovulation through fertilization, segmentation, implantation, growth and maturity of the fetus, and enlargement of the uterus. The function of the umbilical cord is explained.

This silent footage shows not only tuberculosis patients but also healthy children being institutionalized to prevent them from contracting tuberculosis and other diseases. The film opens with aerial shots in 1926 of the South Mountain Restoration Center in South Mountain, Pennsylvania, including the tuberculosis hospital, children's hospital, patient huts, open air pavilions for patient sunbathing, staff golf course, and patient burial ground.

This film shows a series of tests which were run on a white male baby at the ages of one, two, three, and six years of age to test the boy's mental, cognitive, and motor skills. When the child was one-year old, blocks were placed in front of him. He pushed and pounded them on the table. He was also given a cup, rattle, and bell which he pushed and pounded on the table. The last test showed the nurse trying unsuccessfully to get the child to stand upright on his own. When the child was two-years-old, blocks were placed in front of him and he threw them into a bowl.

This film emphasizes the necessity of the early diagnosis of syphilis, its clinical manifestations, and modes of treatment by reputable sources. It points out the danger of improper treatment by quacks. This film presents methods for prevention of syphilis, blood-testing to determine if infection has occurred, and treatment for a diagnosed infection. It recommends that a blood test for syphilis take place at every routine medical exam, and that pregnant women be tested so that transmission of the disease to the unborn child can be avoided.

This film describes and demonstrates four types of schizophrenia. Filmed at various New York institutions, it shows patients singly and grouped in large, outside recreational areas. Some patients are blindfolded. Symptoms shown include: social apathy, delusions, hallucinations, hebephrenic reactions, cerea flexibilitas, rigidity, motor stereotypes, posturing, and echopraxia. Produced by Pennsylvania State College.