Clarissima plane atq[ue] choralis musice interp[re]tatio D[omi]ni Balthasser Praspergii Merspurgen[io] cu[m] certissi[mi] regulis atq[ue] Exemplo[rum] annotacionib[is] figuris multu[m] sple[n]didis. In Alma Basileo[rum] vniversitate exercitata - Prasperg, Balthasar, 16th cent (German books before 1601, 1501)