Opera (unit)

The opera was a measure of area in Dalmatia and was valid on the islands of Lissa and Lisina . It is only half as large as the Vretene in Makarska been.

1 Opera = 100 pertiche squares = 4.353 ares

literature

Christian Noback , Friedrich Eduard Noback : Complete paperback of the coin, measure and weight relationships. Volume 2, FA Brockhaus, Leipzig 1851, p. 990.
Fr. Silber: The universal calculator for business transactions: Contains the conversion of coins, weights, etc. Dimensions of all countries in the world. Volume 1, Moritz Ruhl Verlag, Leipzig 1870, p. 207.

Individual evidence

↑ Gustav Wagner, Friedrich Anton Strackerjan: Compendium of the coin, measure, weight and exchange rate relationships of all states and trading cities on earth. Teubner publishing house, Leipzig 1855, p. 106.

[1] Gustav Wagner, Friedrich Anton Strackerjan: Compendium of the coin, measure, weight and exchange rate relationships of all states and trading cities on earth. Teubner publishing house, Leipzig 1855, p. 106.