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Lot n° 952

BETHUNE (Pas-de-Calais) - 19-page booklet 31.5...

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BETHUNE (Pas-de-Calais) - 19-page booklet 31.5 x 24 cm + 6 fold-out maps. Floor plans, map, sectional plans, pump plan. "NOTICE SUR LA COMPAGNIE DES MINES de HOUILLE de BRUAY - 1893". Very interesting technical report tracing the history of the mines and their particular operating conditions - description of veins, extraction equipment, pumps, railroads, etc...