Crime Days Precursors Study: Baltimore, 1952-1976

This data collection focuses on 354 male narcotic addicts
who were selected using a stratified random sample from a population
of 6,149 known narcotic abusers arrested or identified by the
Baltimore, Maryland, Police Department between 1952 and
1976. Variables include respondent's use of controlled drugs,
including marijuana, hallucinogens, amphetamines, barbiturates,
codeine, heroin, methadone, cocaine, tranquilizers, and other
narcotics. Also of interest is the respondent's past criminal activity
including arrests, length of incarceration, educational attainment,
employment history, personal income, mobility, and drug treatment, if
any.