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Coal being carried to from open coal mines by means of tralleys
by Amit Shanker
COAL BEING CARRIED TO FROM OPEN COAL MINES BY MEANS OF TRALLEYS
by AMIT SHANKAR
BH001679

Coal being carried to from open coal mines by means of tralleys

June, 1997 , Bihar
Amit Shanker
© Copyright Centre for Science Environment 2016. All rights reserved.
BH001679

COAL BEING CARRIED TO FROM OPEN COAL MINES BY MEANS OF TRALLEYS

June, 1997 , Jharia, dhanbad , Bihar
AMIT SHANKAR
© Copyright Centre for Science Environment 2016. All rights reserved.
© Copyright Centre for Science Environment 2016. All rights reserved.