Definition of "zampogna"

“When I go out to guard my sheep I play my zampogna, and I walk along and the sheep follow me. […] ”

1851, Henry Mayhew, London Labour and the London Poor‎, volume 3, London: Griffin, Bohn, published 1861, page 178

The musician on the left is playing the zampogna, a bagpipe with two chanters and two drones. The zampogna is thought to be the bag-provided descendant of the ancient mouth-blown divergent pipes of the Romans, known as the tibia.

1975, Francis M. Collinson, The bagpipe: the history of a musical instrument, page 188