Horizons of ore-deposits, [26].
Horizontal deposits, entry, [62].
stope, [98].
filled with waste, [108].
Hydraulic pumps, [142].
Impregnation deposits, [24].
Inch, assay, [10].
Inclined deposits to be worked from outcrop or near it, [62].
deposits which must be attacked in depth, [67].
shaft, [64].