Illumination as a craft
The focus here is on what the illuminator actually did with the materials a workshop bought. Illumination was a layered craft in a literal sense: the artist built the page up in stages, each stage depending on the one before. Understanding the process makes it easier to look at a surviving page and see what happened first and what came last.
Underdrawing and planning
Most illuminators began with a drawing. Faint lines, made with a lead point, a stylus or a light ink, set out the composition and the shapes of letters. Under strong magnification or imaging, these preliminary sketches can sometimes still be seen, showing where the artist changed their mind. Some drawings were then gone over with a pen in a darker ink, which gave a firm outline for painting.
Artists often worked from models. A pattern book, an older manuscript or a stock of familiar compositions provided starting points for standard scenes such as the Annunciation. Copying did not mean mere repetition; it was one way style traveled, and artists adapted designs to the shape of the space on the page.
Gold first
Gold was usually put down before paint. The artist applied a raised base to the area to be gilded, pressed on the leaf, and burnished it. Because a burnished surface is easily damaged, painters took care not to work over it carelessly. Some artists then added tooled patterns, such as dots, lines or small circles, pressed into the gold with a pointed tool. The raised surface could shimmer differently as the page moved, which is one reason pages are described as lit up.
Gold on backgrounds was common, and later artists increasingly combined it with painted landscapes and architectural settings. Painted gold, from powdered gold in a binder, was used for details such as halos, hair highlights or the lines of a decorative border.
Layers of paint
Pigments were applied in thin, opaque or semi-transparent layers. A common way of working moved from broad to fine:
- Flat underlayers established the main areas of color, such as robes or sky.
- Shading added depth, either with a darker tone of the same color or with a different one.
- Highlights were painted on top, often in white or a lighter tone, to suggest folds, skin or shine.
- Outlines and details such as eyes, hair, fingers and ornament were added last with a fine brush.
Faces were typically done toward the end, and sometimes by the most skilled hand in the workshop. In the fourteenth and fifteenth centuries, artists developed subtler modeling, where one tone blends softly into another. The result was a more lifelike sense of volume than in earlier flat-colored styles. Some pigments were mixed or layered to achieve effects. A blue might be laid over a darker underlayer, for instance, to deepen it.
Borders and initials
The border and the initial were not afterthoughts. They were designed together with the page. Initials could be built as a framework of gold with painted fields inside, and a historiated initial might hold a tiny scene no larger than a coin. Borders ranged from simple bars of color to spreading vines, with leaves ending in gold dots. In some workshops, apprentices or specialists drew border ornament while a master painted the miniature.
Small touches, such as a burnished gold dot at the end of a tendril, were repeated across a book and gave it a consistent look. Variations in how these were done help scholars identify the hands in a book, even when no names are given.
The artists
Most illuminators are anonymous, and scholars sometimes assign a nickname based on a book they painted, such as “Master of” a particular work. That is a modern convention, not a medieval title.
Some artists are known by name. Records from Paris around 1300 mention a painter named Honoré, and a manuscript attributed to his workshop is often discussed as an example of refined Gothic style. A generation later, Jean Pucelle is linked to a group of luxury books for the French court, and is often noted for combining Italian ideas with French elegance and for his lively margins. In the early fifteenth century, the Limbourg brothers, from the Low Countries, worked for the Duke of Berry and are known for their landscapes and rich color. Scholars debate the exact attributions of many works, and the details of their lives are limited.
Because of the guild and apprenticeship system, a name on a contract could stand for a workshop and not a single pair of hands. Careful modern study of style, materials and drawing habits tries to separate the individuals.
Women and illuminators outside the main centers
Not all illuminators were men working in big-city shops. Some women worked as professional painters and some nuns decorated their convent’s books. A few are named in records, though their output is often hard to identify. Illuminators in smaller regional centers also developed local styles, often with simpler resources and bolder, more graphic effects.
Change over time
Techniques changed gradually. Early Insular and Carolingian painters worked with strong outlines and flat color. By the thirteenth century, burnished gold backgrounds and elegant line were typical. In the later period, the influence of panel painting grew, and artists sought realistic space, light and texture. The use of printed models and engravings later gave painters new patterns, and some illuminators eventually shifted into other crafts.
Looking at a page
If you get a chance to look at a manuscript page in person or in a high-resolution scan, try reading it in reverse order: the last touches first, then the colors, then the gold, then the drawing beneath. Doing so makes you appreciate the planning that went into even a modest page, and the many small decisions made by a person who is now usually nameless.