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Show Utah Cement Of the many products derivec from gypsum, "staff" is of particular par-ticular interest as a materia commonly used in the construe tion of large temporary build ings, notably those at the Pana ma-Pacific Exposition at Sar Francisco and the Panama Cali fornia Exposition at San Diego Cali. The material used for tht buildings in San Francisco, how ever, differ from that used ir the buildings of previous expo sitionsMn being cast to imitatt the famous Roman 'travertine , The State of Utah is proud o: 1 the fact that all the gypsum foi the buildings in San Diego anc at least 80 per cent of that usee at San Francisco, according t estimates of the exposision offi cials, is reported to have beet , quarried near Nephi, Utah. |