Claudia Rusca was an Italian female composer, singer, and organist. She was a nun

Nun

A nun is a woman who has taken vows committing her to live a spiritual life. She may be an ascetic who voluntarily chooses to leave mainstream society and live her life in prayer and contemplation in a monastery or convent...

 at the Umiliate monastery

Monastery

Monastery denotes the building, or complex of buildings, that houses a room reserved for prayer as well as the domestic quarters and workplace of monastics, whether monks or nuns, and whether living in community or alone .Monasteries may vary greatly in size – a small dwelling accommodating only...

 of St. Caterina in Brera

Brera

Brera is a district of Milan, ItalyBrera may also refer to:* the Palazzo Brera, a historical building in Brera; the palace also houses:** the Brera Art Academy** the Brera Art Gallery** the Brera Astronomical Observatory...

. She learned music at home, before she professed her final vows at the convent. She probably wrote her Sacri concerti à 1–5 con salmi e canzoni francesi (Milan

Milan

Milan is the second-largest city in Italy and the capital city of the region of Lombardy and of the province of Milan. The city proper has a population of about 1.3 million, while its urban area, roughly coinciding with its administrative province and the bordering Province of Monza and Brianza ,...

, 1630) for use in the monastery and similar female institutions. The only known copy was destroyed in a fire at the Biblioteca Ambrosiana

Biblioteca Ambrosiana

The Biblioteca Ambrosiana is a historic library in Milan, Italy, also housing the Pinacoteca Ambrosiana, the Ambrosian art gallery. Named after Ambrose, the patron saint of Milan, it was founded by Cardinal Federico Borromeo , whose agents scoured Western Europe and even Greece and Syria for books...

in 1943.