Warren Elsmore:
Ready for drilling
Warren Elsmore:
Close up of the piston
Warren Elsmore:
Turning the axle
Warren Elsmore:
Side on
Warren Elsmore:
3/4 view
Warren Elsmore:
Another 3/4 view
Warren Elsmore:
Caterpillar tracks let the mole tackle tough terrain
Warren Elsmore:
Drilling in action - rocket powered!
Warren Elsmore:
Drilling closeup
Warren Elsmore:
Action view!