La colonisation agricole en Allemagne Grégoire, Pierre Valentin 1908- creator text fr Paris A. Pedone 1938 monographic fre
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2 p. l., [vii]-viii, 144 p. diagrs. 25 cm. Préface de Henri Hitier ... At head of title: P.V. Grégoire. Agricultural colonies Germany HD1516.G3 G7 agr38000873 U.S. Dept. of agr. Library 850717 20260227110957.0 agr38000873