TIIE SUNDAY OREGONIAN, PORTLAND,' JANUARY 12, 1919. Wear 3T r f i - - ;!: "'71. ' I i i i S --Jk . JR. V -1 T' N r X 3 DR. METER ILLVSTRATIAG THE I'SE OF A MASK FHOJTT VIEW. ; V . l SB. MEYER ILLLSTHATIXG THE ISE OF A MASK SIDE VIEW. We appeal to your civic patriotism to co-operate witH us in our effort to STAMP OUT THE pama ofliuieiniza B or -"Flu" Plague in Portland y 'W'eariiig a Mas k. You should willingly co-operate in doing this and not necessitate the passage of an ordinance which will make the wearing of a mask compulsory. " OBSERVE THE FOLLOWING RULES Masks should be worn when you enter crowds, streetcars, stores, theaters, moving picture houses, churches schools, and even at norae. The mask should consist of four layers of butter cloth. Pattern of it will be shown in the big stores. v After you have worn the mask sterilize It by boiling for at least five minutes t before you wear it again. Never wear a mask the second time, after having removed it to go from one place to another. Realize that the outside of the mask is con taminated after use you can very readily infect your fingers, and in this manner trans mit the infection. ' Never visit people who suffer from a cold without wearing a mask, because they may have influenza, if only in a mild form. . Signed : K. F. MEYER, Associate Professor of Tropical Medicine, George Williams Hooper. Foundation for Medical Research, University of Cali fornia Medical School, Sac Francisco, Calif ornia. Signed : THE CONSOLIDATED HEALTH BUREAUS . By E. A. SOMMER " Director-General.