A masterpiece of illumination is the circa 1415 book "Les Très Riches Heures du" this duke
[DOC] [TLE] September, Brother and Berries on Pinterest [PAR] September - Les Tres Riches Heures du duc de Berry, Limbourg brothers c. ...... a 
book of prayers to be said at canonical hours created for John, Duke of Berry,... [DOC] [TLE] July illustration from the Labors of the Months,