As the largest section of the orchestra, sitting front and centre of the stage performing memorable melodies, it’s easy for violinists to steal the limelight. Ask any violinist why there are so many in an orchestra, and we’ll often reply, tongue-in-cheek: “obviously it’s because we’re the best”.

The real answer is a bit more complex, and combines reasons both logistical and historical.

The Sydney Symphony Orchestra strings. Photo supplied

How we got the modern orchestra

During the Baroque period between around 1600 and 1750, the composition of the orchestra was not standardised, and often used instruments based on availability. Monteverdi’s opera L’Orfeo, which premiered in 1607, is one of the earliest examples of a composer specifying the desired instrumentation.

The size of the orchestra also varied. Johann Sebastian Bach wrote for and worked with ensembles of up to 18 players in Germany. At Palazzo Pamphili in Rome, Corelli directed ensembles of 50–80 musicians – and, on one notable occasion to celebrate the coronation of Pope Innocent XII, an ensemble of 150 string players.

The modern-day violin was also developed around this time, and eventually replaced the instruments of the viol family. The violin...