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Show wozunra res pur.s riATrr.iALS Thousands of dollars have been caved to the paper makers of the country by the u. e cf the p"hoto-mlrrocoplc c-meri of the chemical division of the 1 part-ment part-ment cf Agriculture, -c!.. en Qf ti e ppruce and linen pulp were jhoto-graphed jhoto-graphed under the mWosco -a and it was determined that the rp.er make a were being imposed on by U.e lmportei. who substituted Inferior materials or adulterations. Fraud was constantly practiced on dealers who imported sumac, and other article of everyday use were found to be Impure. Artificial coffee; sold as real, was found to be common; cocoa, when examined under the camera,' was die covered to be made of almost anything but what It should be made of.' Dlseare in Wheat and other grain has been pred- lcated on the results of the photographic investigation, and. on the other hand, the nutritive qualities of food articles grown under different conditions . have been determined by It. . .v .., f ,: 1 |