Portable threshing machine, c1910. Machines of this type were used in rickyards or fields, and powered by a portable steam engine. From Grande Encyclopedie Practique de Mecanique et d'Electricite by Henri Desarces. (Paris, c1910). | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Heritage Images / Oxford Science Archive |
Taille de l’image : | 4820 px × 3621 px |
Model Release : | Non requis |
Property Release : | Non requis |
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