| Category | License | Title | Info | Download |
|---|---|---|---|---|
| OCAL | CC0 Public Domain | 1289445656 |  |  |
| OCAL | CC0 Public Domain | pixabay cheskapoondesignstudio megaphone 2374502 |  | |
| OCAL | CC0 Public Domain | geigercounterschematicengocalfinal |  | |
| OCAL | CC0 Public Domain | geigercounterschematicengocalv4revision2 0 |  | |
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