TY - GEN L2 - http://www.bibliotekacyfrowa.pl/Content/134550 KW - portrait KW - man KW - bust KW - mathematician KW - physicist KW - astronomer KW - numismatiist KW - theologian KW - professor KW - German graphics KW - engraving KW - 18 w. KW - 18. Jh. KW - 18 century T1 - [Liebknecht Johann Georg] UR - http://www.bibliotekacyfrowa.pl/dlibra/publication/edition/134550 ER -