Cyriakus Schneegass
... that composer, music theorist and hymn-writer Cyriakus Schneegass corresponded with Martin Luther and Caspar Creuziger?
... that composer, music theorist and hymn-writer <b id="mwBKE"><a href="./Cyriakus_Schneegass" id="mwBKI" rel="mw:WikiLink" title="Cyriakus Schneegass">Cyriakus Schneegass</a></b> corresponded with <a href="./Martin_Luther" id="mwBKM" rel="mw:WikiLink" title="Martin Luther">Martin Luther</a> and <a href="./Caspar_Creuziger" id="mwBKQ" rel="mw:WikiLink" title="Caspar Creuziger">Caspar Creuziger</a>?