Gayatri Jewellers
No. 156, Acharya Prafulla, Chandra Road
Kolkata- 700006, West Bengal (India)
Jagdish Soni
No. 22, Goenka Lane, Dhaccapatty
Kolkata- 700001, West Bengal (India)
Shri Amrut Kumbh
10, ADI, Banstolla Lane
Kolkata- 700007, West Bengal (India)
Basak Guinea Museum
171/2c, Rashbehari Avenue, Ballygunge,
Kolkata- 700019, West Bengal (India)
Dr. Sohini Sastri
152, S P Mukherjee Road, 4th Floor Abhishek Point, Above Federal Bank
Kolkata- 700026, West Bengal (India)
Dr. Raja Shastri (gold Medalist)
Sodepur Barasat Road, Madhyamgram, Kolkata
Kolkata- 700111, West Bengal (India)