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The mill and mine development was accomplished with a $160,000 loan from the Reconstruction Finance Corporation, which was paid back in under 3 years of operation. The Crown Point Mill operated profitably, treating primarily ores from the Crown Point and Yellow Jacket claims, until it was shut down by War Production Board Order L-208 in 1942.
The Yellow Jacket Petroglyphs, also known as CA-MNO-2189, are a 9.9-acre (4.0 ha) pre-Columbian archaeological site located in Mono County, California near Bishop, California. The site includes over 200 petroglyphs created by Paiute inhabitants of the region between 2950 B.C. and 1850 A.D. A wide array of design elements were used in the ...
A flame tube was fixed centrally on top of the fuel cylinder, it was a 50 millimetres (2.0 in) diameter pipe that rose from the centre of the fuel cylinder and curved to extend horizontally approximately 50 centimetres (20 in). When the mine was buried, only the flame tube was normally above ground.
A mine shell (from German: Minengeschoss, "mine shot") or high-explosive, high-capacity (HEHC) [a] in British military nomenclature, [1] [2] [3] is a military explosive shell type characterized by thin (usually steel) shell walls and a correspondingly high quantity of explosives, much higher than the traditional high-explosive shell type per caliber, meaning that mine shells trade ...
Modern flame safety lamp used in mines, manufactured by Koehler. A safety lamp is any of several types of lamp that provides illumination in places such as coal mines where the air may carry coal dust or a build-up of flammable gases, which may explode if ignited, possibly by an electric spark.
The Lost Blue Bucket Mine is a lost mine reputed to be located along the Meek Wagon Train trail between the present day cities of Vale and The Dalles in Oregon, United States. Its discovery traces back to 1845, several years before the start of the California Gold Rush (1848–1855).
The Summary. Flooding in North Carolina following Hurricane Helene has led to swarms of yellow jackets. Heavy rain and standing water likely destroyed the insects' nests underground and in trees.
A flame fougasse (sometimes contracted to fougasse and may be spelled foo gas [2]) is a type of mine or improvised explosive device which uses an explosive charge to project burning liquid onto a target. [3] The flame fougasse was developed by the Petroleum Warfare Department in Britain as an anti-tank weapon during the invasion crisis of 1940.