{"version":"1.0","type":"link","title":"Edward Potkowski - Newikis","description":"Edward Potkowski (10 May 1934 in Rybnik - 31 July 2017) was a Polish historian. His specialization includes history of the medieval period and paleography.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/b/ba/Prof._Edward_Potkowski.jpg","thumbnail_width":425,"thumbnail_height":543}