IP List distribution Ландсберг Г.С. - Элементарный учебник физики - 1972, total 3
| IP | Country | City | ISP |
|---|---|---|---|
| 104.28.156.61 | United States | San Francisco | Cloudflare |
| 139.84.242.162 | United States | Philadelphia | LaSalle University |
| 68.116.195.197 | United States | Worcester | Spectrum |