In 1913, Blériot Recollects ZENITH’s precision Using these terms that he shared while in the brand’s guestbook: “I am extremely satisfied with the ZENITH observe which I normally use And that i cannot endorse it extremely adequate to people that care about precision”. Whilst Logan "enjoyed Understanding and crafting about" https://www.watchesworld.com/understanding-the-complex-world-of-chronometers/