Ockeghem Requiem

The Ockeghem Requiem is a pre-baroque work, most notable for the fact that it is the earliest found form of a polyphoic Missa Pro Defunctis.thumb|300px|right|The Introitus of Ockeghem's Requiem.

Instrumentation
This Requiem Mass is scored simply for four solo voices: Soprano, Alto, Tenor, and Bass.

Structure
This Mass contains:
 * Introitus
 * Graduale: Si Ambulem
 * Tract: Sicut Servus
 * Offertorium: Domine Jesu Christe