19th Century Canadian maple syrup production. 1867 illustration of men harvesting sap (syrup) from maple (Acer sp.) trees in Canada. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Collection Abecasis |
Bildgröße: | 3142 px × 3104 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |