SPRING readers have more. SPRING readers buy more. ShouIchit you advertise in SPRING more? Sources: 1990 ABC. CAC: 1991 Belden One order in the SPRING Detroit suburban newspaper network delivers more circulation than the daily suburban circulation of the News & Free Press combined — and, according to the Belden, more of the affluent readers in the key demob. aphics. (313) 445-8200. 21