Photo Record
Images
Additional Images [12]
Metadata
Title |
MINE, Explosives, Electric Blasting |
Date |
1953-1965 |
Description |
Series of photographs of electric blasting. 251-1: Two men putting explosives in the mine walls. 251-2: Electric blasting; Nedalla/White, March 1953. 251-3: Testing a blasting circuit with a galvonometer. 3950', Harold Werth, April 1954. 251-4: Loading holes primed with No. 6 blasting caps and safety fuse. The dynamite is firmly tamped into place with the wooden loading stick. 2600', Harvey Cox and Doyle Le la Cheur, 1954. 251-5: Two men loading holes with explosives. 251-8: A drift round drilled out and loaded with electric blasting caps. The tags seen are fastened to each connecting wire and indicates the "delay" cap in the primer. Note the 4 large (2 1/2" dia.) holes in the center of the face with 4 small holes around them; this is called the burn out or the "burn." The dynamite and caps will be exploded with electricity funneled by a battery, 1954. 251-9: Wallace Rindels about to push on the plunger on the generator blasting machine in the number 52 stope on the 4,100 foot level. Sharp Bits, May 1954, Vol. 5, No. 4 pg. 16 "Ready to Blast - Wallace Rindels is about to give a stong sharp push on the plunger of the generator blasting machine. By doing so, electric current is generated in this magneto-type machine adn it fires the primer, which in turn detonates the explosives. The blast took place in no. 52 stope on the 4,100 foot level." 251-10: Rindels ready to press the trigger for the explosives, 1954. 251-11: View of the interior of a mine, 1955. 251-12: Blasting open cut and fill stope, 1955. 251-13: Miner preparing blasting materials underground in the Homestake Mine,1965. Photo by courtesy of Homestake Mining Company. Return to: Mildred Fielder, 618 Ridgeroad, Lead, S. Dakota. 251-14: Man sitting on a pile of rubble looking at the mine walls. 251-15: View of explosives in the ceiling and walls of a mine. 251-17: Three men working on filling the holes with explosives. 251-21: Man with his back to the camera preparing explosives. 251-22: Man with his back to the camera preparing explosives. 251-23: Man preparing explosives. 251-24: Two men preparing explosives, 1954. |
Collection |
Homestake Mining Company Collection |
Object Name |
Series, Archival |
Catalog Number |
HMCC 251 |
Print size |
Please See Metadata for Print Sizes |
People |
Cheur, Doyle Le La Cox, Harvey Fielder, Mildred Rindels, Wallace Werth, Harold |
Search Terms |
1950s 1960s Explosives Homestake Employees Homestake Mining Company Lead Men Miners Miners Mining Mining Equipment Sharp Bits |