A full score is a enormous book showing the classical of all instruments and voices in a composition lined up in a fixed order. It is extravagant enough for a conductor to be able to read it while directing rehearsals and performances.
Before the 15th century, western modern was written by hand and preserved Sheet Music Cabinets in manuscripts, usually bound in large volumes. The best acknowledged examples of these are medieval manuscripts of monophonic chant. In the case of medieval polyphony, such as the motet, writing field was economized by copying the parts in detached portions of facing pages, thus jurisdictional possible performance by the fewest numeral of soloists needed