claim: Shomu Mukherjee died at the age of 61.
evidence: Big Hole is a large maar -LRB- explosion crater -RRB- in the Fort Rock Basin of Lake County , central Oregon , northeast of Crater Lake , near Oregon Route 31 .. Lake County. Lake County, Oregon. Oregon. Oregon. maar. maar. Fort Rock Basin. Fort Rock Basin. Crater Lake. Crater Lake. Oregon Route 31. Oregon Route 31. It is approximately 6000 ft -LRB- 1820 m -RRB- across and 300 ft deep .. It is close to another smaller , but less-eroded maar crater , Hole-in-the-Ground .. maar. maar. Hole-in-the-Ground. Hole-in-the-Ground