Mining Publication: Underground Mine Communications (in Four Parts): 4. Section-to-Place Communications
Original creation date: January 1977
This Bureau of Mines report on underground mine communications addresses methods and equipment to meet the communication requirements of working sections and places of coal and metal-nonmetal mines. A review of the status of trapped miner detection is also presented.
Information CircularJanuary - 1977
NIOSHTIC2 Number: 10001365
Pittsburgh, PA: U.S. Department of the Interior, Bureau of Mines, IC 8745, 1977 Jan; :1-80