Ruth B. Sullivan, born in Greenwich Village and a resident of 270 W. 12th St. for 60 years with her late husband, Cornelius, and her five children, Dorothy, Neil Jr., Daniel, Ruthie and Jimmy, died in Albuquerque, N.M., on June 16, a day before her 90th birthday. A homemaker, she left New York for Albuquerque in 1980, where she spent her last years. She has 11 grandchildren and 10 great-grandchildren.