| 81 | Physical properties of rocks and their relation to geological features |
| 82 | |
| Language: | English |
| 83 | Petrography of the productive coal seams of the bokaro coalfield, Bihar |
| 84 | |
| Language: | English |
| 85 | petrographic evaluation of concrete aggregates with special reference to the aggregate reaction |
| 86 | |
| Language: | English |
| 87 | |
| 88 | |
| Language: | English |
| 89 | |
| 90 | |
| Language: | English |
| 91 | Permanent magnetism of the igneous rocks in the gondwana formation of India |
| 92 | |
| Language: | English |
| 93 | |
| 94 | |
| Language: | English |
| 95 | Petrological analysis of some calcgranulitekhordalite-leptynite association of the Eastern Ghats |
| 96 | Palaeomagnetism of Deccan traps and the associated intrusion |
| Language: | English |
| 97 | |
| 98 | Magnetic surveys in parts of Godavari valley and magnetic properties of rocks |
| Language: | English |
| 99 | |
| 100 | |
| Language: | English |