This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
BIG BROWN COAL MINING OPERATION NARA .tif Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Pittman Blair Photographer File BIGBROWNCOALMININGOPERATIONNARA tif tif File BIGBROWNCOALMININGOPERATIONNARA NARAcooperation PDUSGov Coal mines in the United States NARA TIF images with