. "This study is based on an analysis of Moravian Calvinist Jan Opsimathes\u2019s book of friends (1598 \u2013 1620). At the core of the study is an analysis of the album\u00B4s entries authored by individuals originating from Greater Poland, Lesser Poland, Lithuania, Livonia and other lands falling within the Polish king\u00B4s sphere of influence. The study also offers new information on the life of Jan Opsimathes based on freshly unearthed sources." . . . . "early modern Czech history; Czech-Polish relations; calvinism"@en . "Kostl\u00E1n, Anton\u00EDn" . . "322799" . . . "1"^^ . . "22/23" . . . . "Acta Comeniana" . "\u2019Kto Bogu wiernie s\u0142u\u017Cy, temu wiek szcz\u0119\u015Bnie p\u0142uzy\u2019. Czech-Polish relations in light of the album amicorum of the Moravian calvinist Jan Opsimathes"@en . "\u2019Kto Bogu wiernie s\u0142u\u017Cy, temu wiek szcz\u0119\u015Bnie p\u0142uzy\u2019. Czech-Polish relations in light of the album amicorum of the Moravian calvinist Jan Opsimathes" . . . "This study is based on an analysis of Moravian Calvinist Jan Opsimathes\u2019s book of friends (1598 \u2013 1620). At the core of the study is an analysis of the album\u00B4s entries authored by individuals originating from Greater Poland, Lesser Poland, Lithuania, Livonia and other lands falling within the Polish king\u00B4s sphere of influence. The study also offers new information on the life of Jan Opsimathes based on freshly unearthed sources."@en . "RIV/68378114:_____/09:00343497!RIV11-AV0-68378114" . "[E9BCA2933FA4]" . "\u2019Kto Bogu wiernie s\u0142u\u017Cy, temu wiek szcz\u0119\u015Bnie p\u0142uzy\u2019. Czech-Polish relations in light of the album amicorum of the Moravian calvinist Jan Opsimathes"@en . "0231-5955" . . "1"^^ . "\u2019Kto Bogu wiernie s\u0142u\u017Cy, temu wiek szcz\u0119\u015Bnie p\u0142uzy\u2019. Czech-Polish relations in light of the album amicorum of the Moravian calvinist Jan Opsimathes" . "39"^^ . . . "RIV/68378114:_____/09:00343497" . "46-47" . . "P(IAA800630802), Z(AV0Z80630520)" . "CZ - \u010Cesk\u00E1 republika" .