@animalsvideo74: A Paris station clock kept losing exactly four minutes—and the culprit wasn’t bad gears or cold weather. 🚆 Deep vibrations from passing trains were shaking its bracket and nudging the pendulum backward. Add rubber pads, and time finally stayed on schedule. ⏰ #ParisMetroHistory #HorologyMysteries #MechanicalClockRepair #RailwayEngineering #VibrationEngineering