Patent disc drill by Ben Reid & Co. of Aberdeen,Scotland. This used undulating rotating discs to distribute the seed. From ''The Mechanics' Magazine'',London,1872 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / UIG / Universal History Archive |
Taille de l’image : | 4654 px × 4506 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |