17th-century coach spring in Lisbon Carriage Museum The earliest known leaf springs commenced appearing on carriages in France in the mid-seventeenth century in the form of The 2-component elbow spring (as the illustrated example from Lisbon), and later on migrated to England and Germany,[six] showing to the carriages of the https://jeffreyzvnev.tokka-blog.com/35791154/details-fiction-and-windshield-wiper