Integrated Jet Parts – Aircraft Parts, IT Hardware Components Blogs

In the early days of aviation, pilots navigated the skies by looking out the window and locating visual landmarks, or by celestial navigation which consisted of finding one’s way by observing the sun, moon, and stars. For example, in the 1920s, US airmail carriers used strategically placed bonfires as their aids, and during the day, they would use oversized concrete arrows that were placed on the ground for guidance.