Medieval Instruments: Lute, Organistrum and Shawm

A World Without an Orchestra (But Full of Music)

When we imagine medieval music, we tend to project our own categories backward: we look for something resembling an orchestra, a stable ensemble, a group with fixed roles. None of that exists. The medieval musician was, above all, a versatile individual who played what the occasion required, with the instruments at hand, in the spaces—sacred or profane—where they were needed.

And yet, that world without an orchestra was an extraordinarily rich world of instruments. Medieval miniaturists depicted them in the margins of manuscripts, poets named them in their songs, and court inventories listed them with the same precision with which we might document an art collection today. They were valuable objects, sometimes sacred, always significant.

To survey them is not merely to compile a catalogue. It is to glimpse how a civilization conceives of sound, what place music occupies in its daily and ceremonial life, and how instruments travel, transform, and become bridges between worlds that, on the surface, seemed to have nothing in common.

The European Lute: A Transformed Inheritance

The lute arrived in Europe from Al-Andalus—as we saw in the previous post—but it did not stay the same after crossing the Pyrenees. European musicians adapted it to their own needs: they added gut frets tied to the neck, modified its tuning, and over time redesigned its shape to project better in the enclosed spaces of northern courts.

The result was an instrument that retained the soul of its Arab origins—the vaulted resonance box, the backward-angled pegbox, the harmonic richness of its double strings—but that already spoke a new language. The medieval European lute was the instrument of the troubadours and trouvères, the natural accompaniment for courtly song, the background sound of banquets and poetic evenings.

It was not, however, exclusively a refined instrument. In the thirteenth century, lutenists who accompanied poets coexisted in the same courts as jongleurs who entertained the crowd. The lute adapted to both worlds: it could be delicate or festive, intimate or boisterous, depending on the hand that played it.

The Organistrum: When Two Musicians Play One

Among all medieval instruments, there is one that has something of a machine and something of a mystery: the organistrum. It was a string instrument played by a wooden wheel—instead of a bow—turned by a crank. One hand turned the crank; the other pressed wooden keys that brought different strings into contact with the wheel, producing different notes. In its earliest version—tenth and eleventh centuries—it was so large that it required two musicians: one to turn the crank, another to operate the keys.

The image is memorable: two people bent over the same instrument, coordinating their movements to produce something neither could do alone. There is in this an involuntary metaphor for medieval music as a collective practice, as an act of cooperation.

The organistrum was, in its origins, a liturgical instrument: its continuous, humming sound—produced by drone strings that sound constantly, independent of the melody— lent itself well to accompanying Gregorian chant. Over time it shrank in size, became a one-person instrument, and descended socially: by the thirteenth century it was already the instrument of beggars and wandering jongleurs. Today we know it in its later form as the hurdy-gurdy or vielle à roue, and it is still played in folk traditions throughout Europe.

The Shawm: The Wind That Filled the Squares

If the lute was the instrument of private chambers and the organistrum of intermediate spaces, the shawm was the instrument of town squares, processions, and noisy banquets. It was a double-reed aerophone—a direct ancestor of the modern oboe—with a piercing, brilliant sound capable of projecting outdoors without any amplification.

The shawm arrived in Europe from the Arab world—where it was known as the zamr or zurna—and spread throughout the Iberian Peninsula and southern Europe from the twelfth century onward. Its sound was unmistakable: nasal, vibrant, with a physical presence that made it impossible to ignore. Medieval chronicles describe civic celebrations and tournaments accompanied by shawms and atabales—drums of Arab origin—in a combination that must have been deafening and exhilarating in equal measure.

This association between the shawm and public spaces is no accident: it defines a social division of sound that the Middle Ages maintained with remarkable consistency. String instruments—lute, harp, viol—belong to the interior, to intimacy, to voices that require silence to be heard. Powerful wind instruments belong to the exterior, to collective celebration, to moments when music must compete with the noise of the world.

The Harp: From Myth to the Salon

The harp is one of the oldest instruments in human history, and in medieval Europe it occupied a singular place: it was at once the instrument of the bard—the poet-musician figure of Celtic and Irish cultures—and of the aristocratic salon. The Bible had consecrated its image by associating it with King David, and that association granted it an almost sacred dignity.

The medieval European harp was smaller and lighter than its modern descendants. It rested on the shoulder or in the lap, had between ten and twenty-five strings, and was plucked with the fingers of both hands. Its sound was clear, bright, unambiguously melodic: it did not permit the harmonic complexity that the lute would later develop, but it had an immediate, direct sonic presence that made it ideal for accompanying the voice.

In Ireland and Wales, the harp was far more than an instrument: it was a symbol of cultural identity, the object the bard carried as a mark of status and profession. To destroy a bard's harp was, in some traditions, an act equivalent to silencing their voice forever.

The Viol: Ancestor of the Violins

While the lute dominated plucked string music, a group of bowed string instruments was beginning to gain prominence in medieval Europe: the vielles, or viols. These were instruments with oval or waisted bodies, played with a horsehair bow, with a variable number of strings—between three and five—and an expressive capacity that made them ideal for accompanying vocal melody.

The medieval viol is not exactly the violin or the modern viola: it is their ancestor, an instrument in the process of defining itself, still experimenting with its own form. But it already has something essential that the bowed string family would preserve for centuries: the ability to sustain a note, to make sound prolong and grow rather than decay as a plucked string does. That difference—between sound that fades and sound that is sustained—defines two completely different ways of inhabiting musical time.

Horns, Flutes, and the Wind Family

The medieval instrumental ecosystem was completed by a varied family of aerophones. Horns and clarions—primitive versions of the trumpet, without pistons or valves—produced only the natural harmonics of an air column and were used primarily as signal instruments: to announce battle, the arrival of the king, the start of the hunt. They were not melodic instruments in the full sense: they were warning voices, sonic extensions of authority.

Recorders, by contrast, were chamber and recreational instruments, capable of ornamented melodies and a delicacy that made them suited to the most refined music. The bagpipe—with its air bag that allowed a continuous sound similar to the organistrum— played in Celtic and northern European cultures the same role as the shawm in the south: the instrument of collective celebration, of dance, of the sound that summons the community.

The Instrument as a Map of the World

Looking at medieval instruments together reveals something that history books rarely state with sufficient clarity: the music of medieval Europe was neither isolated nor self-sufficient. It was the result of centuries of exchange with the Arab world, with Byzantium, with the Celtic traditions of the north and the Mediterranean traditions of the south.

The lute came from Baghdad. The shawm came from the Islamic world. The organistrum had roots in Carolingian Europe but absorbed influences from everywhere. The harp came from the British Isles and from traditions reaching back to Mesopotamia. No medieval European instrument is purely European: all are living testimony to a world more interconnected than the myth of medieval isolation would have us believe.

And it is precisely this capacity to absorb, adapt, and transform what it receives that defines European musical culture in this period. It is not originality in the sense of inventing from scratch: it is something more interesting and more difficult. It is the ability to make a foreign inheritance one's own, to hear an unfamiliar instrument and perceive in it something that does not yet exist but could.

The instruments born in those medieval workshops—improved, retuned, redesigned—will arrive at the Renaissance as the raw material for a sonic revolution. But the Middle Ages still has one territory to explore: the music that sounded not in Gothic cathedrals or northern courts, but in the churches of the East, where another branch of Christianity preserved its own musical traditions with equal devotion.

"Instruments are the voice of the soul that cannot speak in words." — Hildegard von Bingen (1098–1179)

Listening Suggestions

• Cantigas de Santa Maria — Alfonso X el Sabio, Ensemble Unicorn · the finest sonic document of the medieval Iberian instrumental ecosystem
• Le jeu de Robin et Marion — Adam de la Halle, Ensemble Gilles de Bins · shawms, lutes and viols in a thirteenth-century courtly setting
• Music for a Medieval Banquet — New London Consort · a reconstruction of the sonic atmosphere of a medieval feast; all instruments in context
• The Pilgrimage to Santiago — Anonymous 4 & Binkley · to hear the organistrum and hurdy-gurdy in their natural habitat