Morgan “Mwalim” Peters gets in the recording booth as his son, Zyg Peters, sets up the track on the computer and presses record. They’re working out of their studio Polyphonic Studios, in Wareham.

The Mashpee Wampanoag Powwow will return to celebrate its 101st year on Friday through Sunday, with a focus that is more ceremonial than commercial and a tribute to the 100th birthday of an important ...