GEOLOGICAL SURVEY OF INDIA. 
Memoirs, Vol. XLI, PI. 8. 
Fig. 1. UNDERGROUND FIRE, CHARANPUR COLLIERY, 
RANIGANJ COAL-FIELD. 
R. R, Simpson, Photo. G. S. /., Calcutta, 
Fig. 2. BURNING COAL SHAFT, CHARANPUR COLLIERY, 
RANIGANJ COAL-FIELD. 
