STATISTICS FROM A DOZEN OR SO CITIES ARE INCLUDED IN THE STUDY. THESE COVER SUCH CRIMES AS PURSE SNATCHING, PICKPOCKETING, ROBBERY, BREAKING AND ENTERING, HOMICIDE, BUNCO, BATTERY, AND RAPE. NEW YORK CITY HAS A SENIOR CITIZENS ROBBERY UNIT IN THE BRONX THAT FURNISHES A CRIME ALERT BULLETIN, A SUSPECT PHOTO FILE, A COURT STANDBY, AND CRIME PREVENTION LECTURES. IN DETROIT, A STUDY OF 1973 SHOWED THAT PERSONS 55 YEARS OF AGE AND OLDER, WHO COMPRISE SOME 22 PERCENT OF THE CITY'S POPULATION, WERE VICTIMS IN 27 PERCENT OF UNARMED ROBBERY, 27 PERCENT IN BREAKING AND ENTERING CASES, AND 17 PERCENT IN ARMED ROBBERY....BS