Preview of the edition of Estêvão Lopes Morago’s (c.1575-c.1630) hymns “Ut queant laxis” and “Aurea luce” for four voices (SATB). Polyphonia 17 ISMN 979-0-9007513-5-5 Work is fully available at http://www.mpmp.pt/produto/polyphonia-17-lopes-morago-ut-queant-laxis-aurea-luce