as a lever to press upon and force it out. One metal would have been safe (so long as no partial depreciation was allowed), two metals served simply as fulcra to each other's oscillations, to the undoing of both. The mediæval legislator could not grasp that there was a double train of principle and event transacting itself under his very eyes—the one, changes of denomination of coins; the other, changes of ratio. In less than thirty years after Edward III. had cried down the English coins to below the competing denominations of the Continent, the changes of the European ratio had produced their effect, and Richard II. found the realm denuded of its treasure and currency.
From 1360 the ratio on the Continent gradually sank from 12:1 till towards the end of the first quarter of the fifteenth century, when it stood in France as low as 9:1.
That France experienced the process, which must have been perfectly natural and due simply to relatively diminishing production of silver in those years, 1360-1425, is seen in her alteration of the ratio from 12 to 10.74 in 1380 and to