ipssa - PO WO ER Absolutely Pure. This powder never varíes. A marvel oí purity, strengrth and wholsomeness. More economical than the ordjnary kinds, and cannot be sold in competition with the multidude of low test, short weight of alum or phosphate powders. Sold only in cans. Hoyl Baking Powder Co., 106 Wall Street, New York.