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Pictured: C.A. Paillard’s Palladium Hairspring English Patent #6367. In the late 1870s, after a decade of experimentation, Charles-Auguste Paillard successfully developed a palladium alloy that was immune to corrosion, featured elasticity similar to steel, and did not significantly expand or contract when introduced to temperature...
Pictured: Rust on a Steel Hairspring At age seventeen, Charles-Auguste Paillard began an apprenticeship under his uncle to study the repair, service, and adjustment of marine chronometers. Paillard quickly realized that maintaining marine chronometers introduced unique challenges. The moist and salty environment frequently caused the...
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