Seventeenth-century coach spring in Lisbon Carriage Museum The earliest recognized leaf springs began showing on carriages in France during the mid-17th century in the form of The 2-aspect elbow spring (as being the illustrated instance from Lisbon), and later migrated to England and Germany,[6] appearing to the carriages of the https://kylermdsgt.blog2learn.com/83087752/not-known-facts-about-trailer-jack