Railway avalanche,Alaska,USA. Snow from an avalanche blocking a railway track,with a steam train seen in the background. Avalanches occur when blocks of snow slide down a mountainside. They are a hazard for mountain transport. This photograph was taken sometime between 1900 and 1930 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Library of Congress |
Taille de l’image : | 4832 px × 3726 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |