Structural Photo - geological Map (3 Nos.)

Obi Lafia Geological Borehole Log (37 Nos.)

Obi-Lafia coal Geological Map (1 No.)

Obi-Lafia coal Geophysical Borehole Logs (46 Nos.)

Cross-section of Borehole 8

Report on Gas/Make studies

Correlation of section of zone of maximum Coal (2 Nos.)

Stratigraphic scale

Map of ground water table

Correlation of Normal Section of Borehole along profile 1