Koehler and pay their own ex enses to attend the lessons and practice with the rescue apparatus, ut there were more pupils at Koehler ... The St. Louis, Rocky Mountain aamp; Pacific Co. has continued the extension of its system for training and teaching its ... The company has provided 15 Draeger helmet apparatus, and an ample supply of oxygen is kept on hand for the ... 2. No miner. while in or about the mines, is allowed to have in his pomion any powder, fuse, caps, or other explosives.
|Title||:||Annual Report of the Secretary of the Interior on the Operations of the Department|
|Author||:||United States. Department of the Interior|