Show I 1 MINES MINES AND metallurgical EXHIBITS special correspondence san francisco oct 26 the exhibits in mines and metallurgy at the panama pacific international exposition at san francisco in 1915 will be many and diversified the palace of mines and metallurgy occupies one of the corners of the great central rectangular block of main exhibit palaces of the exposition and was erected at a cost of it covers an area of square feet the mining exhibit is divided into five separate groups consisting of the equipment and processes of working mines ore beds and stone quarries minerals and stones and their utilization mine models maps and photographs metallurgy and literature of mining and metallurgy working models will be used to an unusual degree thus increasing the interest and the educational value of the exhibits equipment and methods of geological surveys prospecting assaying drilling and cutting explosives timbering and equipment and processes for underground handling are all demonstrated machinery and appliances for draining mines ventilating and equipment and methods for mine safety and rescue make up another group minerals and stones are given unusual attention building materials clays pum ices grindstones fire clays asbestos and gems and precious stones are cnown mineral waters and mineral paints also come under observation in this department mineral fertilizers fuels ruminants lumi nants including petroleum and its products asphalt and artificial mineral products are also displayed thes group devoted to mine models maps and photographs will hold especial interest for the layman many of these models will be working demonstrations under metallurgy is found the equipment methods and processes used in handling ores the treatment of the same and their products byproducts by the manufacture and use of refractory frac tory materials for metallurgical purposes several classes are devoted to the display of iron working in all its branches smelting smelling Sm elting plating alloying galvanizing and electroplating are among the processes demonstrated under the heading of literature of mining and metallurgy is compiled all the statistics relative to geology mineralogy paleontology topography quarrying mining mine accidents metallurgy the manipulation of mineral products and the development of water resources the exposition as a whole stands today 95 per cent completed and there can exist not the slightest doubt but that the opening date will find all in readiness for the multitude of people who are coming from all over the world to california and the west to visit it many of the larger installed the ithe forty being exhibits are now three states and forty foreign nations which will be represented at the exposition are rushing the construction of their state buildings and national pavilions many of and most of completed these are already those remaining are well under way some idea of the interest taken in this greatest of all world expositions even in the pre exposition stage may be gained from the fact that even now the average daily attendance is in the neighborhood ot 01 1 many of these visitors being tourists from all parts of the world |