Ostrowiec Today:
Ostrowiec Świętokrzyski is a town in south-central Poland with population of 71,959 (2013). Ostrowiec is the capital city of Ostrowiec Świętokrzyski County,
Curent town website is:
https://www.um.ostrowiec.pl/pl/
More info on Wikipedia :
https://en.wikipedia.org/wiki/Ostrowiec_%C5%9Awi%C4%99tokrzyski