Upvote:1
This refers to the French pound, the livre. French money was in common use in Germany, Italy and many other places during the 1700s. The livre was worth about $12 - $25. There were 24 silver livres in a Louis, which was the gold coin.
Upvote:7
Note that for the time period of interest there was no single German state, as we are talking not only long before the German unification of the mid Nineteenth Century but also well before the simplification of German states that occurred during the Napoleonic period. Consequently:
Up to that time [1871] several dozen independent German States and cities issued their own coinage under their own rulers.
Other common possible choices might have been either the Prussian Thaler or the Bavarian Gulden. The marriage contract was likely denominated in the currency that was kept in hand by the bride's father, as in that way currency exchange would be minimized. If the bride's father was selling property in order to raise the dowry amount, he would have negotiated a currency choice matching that of the expected sale, again to minimize currency exchange.