CS 29.671 General CS 29.672 Stability augmentation, automatic, and power-operated systems CS 29.673 Primary flight controls CS 29.674 Interconnected controls CS 29.675 Stops CS 29.679 Control system locks CS 29.681 Limit load static tests CS 29.683 Operation tests CS 29.685 Control system details CS 29.687 Spring devices CS 29.691 Autorotation control mechanism CS 29.695 Power boost and power-operated control system