The exhibition What the Eyes Cannot See: Underdrawing in 14th–16th Century Panel Paintings from the Collections of the National Gallery in Prague is the first of two displays prepared within the framework of a single dramaturgic edition subtitled “Art and Natural Sciences” and located in the exhibition premises of the Convent of St Agnes of Bohemia.

http://www.ngprague.cz/exposition-detail/ocim-skryte-podkresba-na-deskovych-obrazech-14-16-stoleti-ze-sbirek-narodni-galerie-v-praze/

Convent of St. Agnes of Bohemia