Indigenous charcoal kilns
Budhiraga, K.L., Dey, A.C.
Indigenous charcoal kilns - Dehra Dun 1943 - 1-13 p. - Dehra Dun Forest Research Institute. Indian Forest Leaflet No. 53 .
Indigenous charcoal kilns - Dehra Dun 1943 - 1-13 p. - Dehra Dun Forest Research Institute. Indian Forest Leaflet No. 53 .