False Alarm Senders Trapped

Issue 2 and Volume 100.

False Alarm Senders Trapped The Fire Marshal’s office in the City of Portland, Oregon, has compiled a fine record in the last two years by apprehending a good percentage of the persons who have turned in false fire alarms. The Fire Marshal’s office and the Fire Alarm office combined their efforts in these apprehensions. The City purchased a black light from the Ultra Violet Products, Inc., of Los Angeles, Calif., and fluorescent powder from the Switzer Bros., 1220 Huron St., Cleveland, Ohio. This powder was then mixed with lanolin oil. This oil was chosen after several tests, because it closely resemb es the oil of the human hand and would not harden in cold weather. This mixture was then placed on the levers of all fire alarm boxes in the city. Since this powder has been in use, the investigators have arrested seven adults, and several children have been picked…

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