Theory of the C-1 Autopilot, Part 1: Basic Principles (1943)
Theory of the C-1 Autopilot, Part 1: Basic Principles (1943) - Документален Филми 17 минути. . educational, training film
Theory of the C-1 Autopilot, Part 1: Basic Principles (1943) - Документален Филми 17 минути. . educational, training film
