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Stemming in metal mines.

Cushioned blasting.

Permissible blasting units

Effects of carbonaceous blasting accessories on gaseous products from explosives

Stemming in metal mines.

Stemming in metal mines :progress report 6 : relative advantages and disadvantages of different types of stemming and no stemming when used with 40 percent ammonia gelatin dynamite at the Mount Weather testing adit

Some information from an investigation on methods of confining cardox blasting devices in boreholes in certain coal mines

Cushioned blasting.

Accidents to children from blasting caps

The burning rate of fuse

Blasting hazards in strip mines adjacent to underground workings

Diamond drilling of blast holes lake Superior district iron-ore mines,

Diamond drilling blast holes, Balmat Mine, St. Lawrence County, N.Y.

Diamond-drilling blast holes, Bellefonte Mine, National Gypsum Co., Centre County, Pa.

Diamond-drilling blast holes, Eastern Magnetite Mine C

Safeguarding underground workmen from noxious gases resulting from blasting in strip mines


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