| Title | Pages / Words | Save |
| geography of russia | 7 / 2052 |  |
| Ice Lyli | 27 / 8057 | |
| Kamchatka | 4 / 979 | |
| SDF of Japan | 11 / 3212 | |
| ussr | 3 / 850 | |
| Origin and Occurrence of Volcanism in the USA | 5 / 1348 | |
| Volcano | 4 / 1078 | |
