and in our own days with American silver for the second time.
With regard to the absolute production—gold shows a rise up to 1760, then a steady decline to 1820, followed by a second rise up to 1840. In the case of silver the decline in the absolute amount was steady from 1600 to 1680, then ensued a steady and strong rise to 1800, followed by an abrupt drop in the second decade of the present century, and then by a strong and steady recovery, commencing from 1830