Industry on Parade Compilation #30. Educational film promoting ways that industrial manufacturing supports various American holidays. Women working in Halloween mask factory; spraying mask with paint; removing masks form conveyor belt and stacking them. Women folding greeting cards; valentine's day cards; creating a birthday card using a silk screen. Women sewing bonets for Easter; boxing them for shipment. Women working at conveyor belt at candy plant; milk chocolate covers candy centers; chocolate is polished.