In 1571 Le Roy and Ballard in Paris began to publish Lasso motets again, after a six-year hiatus following their Modulorum . . . secundum volumen of 1565. Between 1571 and 1577 they issued eight books of Lasso's motets, of which only one, Moduli quinis vocibus numquam hactenus editi (RISM 1571a) consisted entirely of first editions. This book was dedicated to Wilhelm of Bavaria in a preface dated in Paris, where Lasso had traveled to meet with Adrian Le Roy and be introduced to King Charles IX. ...