| Number | Contents | Notes | Copyright | Title page |
|---|---|---|---|---|
| 02/01/1883 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| 01/01/1883 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| 02/01/1882 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| 01/01/1882 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| 02/01/1881 |
Digital objects
|
The Public Domain Mark (PDM) |
|
|
| 01/01/1881 |
Digital objects
|
The Public Domain Mark (PDM) |
|