Show I Movie M Magnets Keep Studio Streets Clear The boom in studio constructIon construction lately has lIas brought with it tin nn alarming alarm alarm- ing increase in the number of Joose nails lying about where st stars stars' rs and officials' officials car cars care can pick up punctures tures At Universal a 3 sort of magnetic magnetic mag mag mag- sweeping street-sweeping device has been built to keep the studio streets plear lear It consists mainly of ot a wide series of electromagnets mounted between two wheels which keep the poles poles' Ot of t the e m magnets eti Just off ort the pavement Every few hundred yards ards the driver dismounts dismounts- and unloads un unloads un- un loads his catch of- of spikes tacks and penny 10 nails nalls |