Coins of the 10th and 11th Centuries in the Collection of the Ossolinski National Institute (Ossolineum)

The article describes early medieval (10th–11th c.) coins from the collection of the Ossolinski National Institute. There are about 400 coins from this period, originate from Poland and other countries. Part of them come from hoards or archaeological excavations carried out on settlements or grave fields, other coins come from the old collections of Ossolineum in Lviv, and some from donations or various purchases. In the Ossolineum there are fragments of six early medieval hoards, containing coins, silver ornaments and fragments of silver clumps.