Picryl description: Public domain illustrated travel, exploration, and geography book page scan, free to use, no copyright restrictions image.
Public domain scan of American Civil War document, Confederates, free to use, no copyright restrictions image - Picryl description
Public domain scan of a page from geographical atlas, geography, free to use, no copyright restrictions image - Picryl description
Picryl description: Public domain historical photo of Second World War, free to use, no copyright restrictions image.