India, Aug. 8 -- Every year, for the last 70 years, 90 families from the Shaikh community in Moradabad, Uttar Pradesh, arrive in Kalyan just before the Ganapati festival. They come here with one mission - to make and sell traditional hand-made dholkis, a percussion instrument that adds a magical rhythm to the Ganapati festivities.

From the moment the Ganesha idol arrives, to the aartis, and the final visarjan, or immersion, the beats of the dholak drum up festive cheer. It's as if their rhythm pulses through the heart of the city.

These families, from the 'Dholkiwali' community, live in Kalyan for about a month. In that short time, they bring with them not just their instruments but a rich legacy of tradition and hard work passed down t...