Woodwinds
Oboe d'amore
The oboe d'amore (Italian for 'love oboe';, less commonly hautbois d'amour, is a double reed woodwind musical instrument in the oboe family. Slightly larger than the oboe, it has a less assertive and a more tranquil and serene tone, and is considered sometimes considered the alto of the oboe family, between the oboe and the cor anglais, or English horn. It is a transposing instrument pitched in A sounding a minor third lower than it is notated. The bell is pear-shaped and the instrument uses a crook or bocal, similar to but shorter than that of the cor anglais.
Read more on Wikipedia62 cantatas with oboe d'amore