17th-century coach spring in Lisbon Carriage Museum The earliest recognized leaf springs began showing up on carriages in France inside the mid-17th century in the shape of the two-part elbow spring (as being the illustrated illustration from Lisbon), and afterwards migrated to England and Germany,[six] appearing around the carriages of https://horaceh666hyq6.losblogos.com/34555598/the-5-second-trick-for-leaf-spring