be that of Prussian Saxony, Hesse, Saxony, and Saxe-Altenburg, Saxe-Coburg and Gotha (Gotha), Schwarzburg-Rudolstadt (Unterherrschaft), Schwarzburg-Sondershausen, and Reuss; the 24 1⁄2-gulden system to prevail in Bavaria, Würtemberg, Baden, Hesse, Saxe-Meiningen, Saxe-Coburg and Gotha (Coburg), Nassau, Schwarzburg-Rudolstadt (Oberherrschaft), and the Free State of Frankfurt.
"4. Each state will confine its mintings to such pieces as prevail in the system of which it forms part.
"5. In larger specie, and also in divisional coin, each state to bind itself to exercise the greatest care to preserve the standard and weight.
"7. For the purpose of the commerce of the contracting states union or convention coins (vereinsmünze) shall be minted seven to the mark of fine silver, at an equivalence of 2 thalers or 3 1⁄2 guldens, fully tenderable throughout the Union.
"8. Alloy to be .9 silver, .1 copper; so that 6 3⁄10 pieces = 1 Mint mark in weight; remedy = .003.
"9. From 1st January 1839 to 1842, at least 2,000,000 of these vereinsmünze to be coined, one-third Page 207 value except part each year, and by the various states pro rata of their population. From 1842 onwards, in case of no new treaty, the rate of minting to be two millions vereinsmünze every four years, pro rata as before; each state to give an account of its mintings.
"10. Also of their separate trials of standard and weight.
"11, 13. None of the contracting states to set its particular internal specie at any different on a three months' notice, and to renew its currency at face value in case of depreciation.
"12.