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Title: Carte géologique détaillé de la France 1:80.000. Fuille GRAY (Langres).
Description: Paris [n.d., c. 1890]. Chromolithogr. map, scale 1:80,000, meas. 52x83cm + margins with colour key, dissected and mounted on linen, folding back to 20.5x12.5cm. Very good. With name stamp of the eminemt French geologist W[ilfrid] Kilian (1862-1925).

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