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sandstone etc Gunnison & Platte carion? granite columns Montana exhibit, large stone yellow etc pillars quantities of silver ore & other minerals. California ex. beautiful marbles - Brazil - unfinished- [ [?]] exhibit from Germany of iron - magnificent exhibit - very large & imposing Grand black arch of iron --Obelisk of coal in blocks, from Pennsylvania - Missouri ex- lead ore in quantities fine specimen of zinc ore in immense pieces a specialty. Model of Missouri coal fields Michigan - large stones containing copper from "the Central Mine" native copper - also copper