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Petroleum Exhibit, Panama Pacific International Exposition.
--The United States Bureau of Mines is preparing an exhibit of petroleum and the petroleum industry for the exhibition to be held in San Francisco, beginning February 20. The principal part will be located in the open, the space belonging to the Department of Mines and Metallurgy, and will cover about 52,7o0 square feet of ground.
An auxiliary exhibit will be installed in the Palace of Mines and Metallurgy, which will include a large collection of mine products from many oil fields of the United States and abroad.
A second auxiliary exhibit will be installed in the Palace of Machinery, where a large number of typical fuels, lubricants, and materials used in modern machinery practice will be shown.
The petroleum exhibit will consist of nine principal divisions, as follows: (I) A pictorial display, (2) a geological display, (3) a statistical exhibit, (4) a library of petroleum literature, (5) a technological exhibit, (6) the display of a large collection of crude and refined products, (7) an exhibit displaying housing and sanitary problems, (8) lectures, (9) an exhibit displaying fire hazards and methods of preventing and fighting fires.
The World's Petroleum Congress is scheduled to meet October 25-3o in the exhibition city, and will be attended by all persons interested in the petroleum industry. A number of technical and scientific papers from Americans and foreigners is assured, and the programme will be divided into several divisions. Special excursions to the great petroleum fields of California and Oklahoma are being arranged.
Coal for Coke. Ayo~. (Metal Ind., xii, No. IO, 429.)--In the last five years the coal used in metallurgical coke manufacture has averaged around 65,577,ooo tons, yielding 43,983,ooo tons of coke,
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