Edited sentence: A half of Trojan's compositions is preserved and carefully dated in the collection Benešovský kancionál (Benešov Hymnbook), collected by Václav Kolářovic (died 1596).Fifteen of his forty compositions have been preserved completely.In addition to this Trojan composed six Czech and four Latin motets, two song fragments, five Czech plenaria and seven compositions intended for Utraquist religious service.Jezu Kriste Vykupiteli - Czech motet.Missa super Jerusalem cito veniet (1578) - the most valuable composition, written to the theme of Jacob Clemens non Papa.One Latin ordinarium, two responsories and eleven Czech songs have been completely preserved.Selected compositions:.Some of his works are preserved in the sources of Czech literary fraternities in Prague, Rokycany, Hradec Králové and Jaroměř.The oldest dated composition originates from 1572, the earliest work was composed in 1602.These compositions are preserved in fragments.Trojan's compositions are remarkable for their well-handled polyphony technique and careful work with words in relation to music.Vstalť jest z mrtvých Kristus Pán - Easter motet