Author: BRUNHES, J., 1899.:
Title: Les marmites du barrage de la Maigrauge. Extrait du "Bulletin de la Société fribourgoise des Sciences naturelles" Vol. VI, fasc. 3 et 4 [...].
Description: Fribourg: Frangnière, 1899. Small 8vo. Pp. [ii],17, 1 plan. 8 stereo photographs with a leaf of explanatory text in rear cover pocket. Orig. printed wrappers. Very good.

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