"Infusorial" Quotes from Famous Books
 ... map of the State, a hypsometric map, a road map, and publications on mineralogical works besides photographs. In metallic products there were iron ores, lead and zinc, and pyrites. In nonmetallic products there were displayed garnet, emery, millstones, infusorial earth, mineral paints, graphite, talc, mica, salt, gypsum, land plaster, and plaster of Paris. In building stones there were shown granite, diabase, morite, sandstone, bluestone, limestone, marble, slate, ...
— Final Report of the Louisiana Purchase Exposition Commission • Louisiana Purchase Exposition Commission |
