Firearms Violence and the Michigan Felony Firearm Law: Detroit, 1976-1978 (ICPSR 8509)

Principal Investigator(s): Loftin, Colin; Heumann, Milton


The purpose of this study was to estimate the impact of the Michigan Firearm Law on the processing of defendants in Detroit's Recorder's Court. Most variables in the study focus on the defendant and on court processing decisions made at different stages. Special attention was given to determining the presence and use of firearms and other weapons in each offense. Variables included are gender and race of the defendant, original charges, type of counsel, amount of bail, felony firearm charged, number of convictions, race of the victim, firearm used, judge, and sentence.

Access Notes

  • The public-use data files in this collection are available for access by the general public. Access does not require affiliation with an ICPSR member institution.


Dataset - Download All Files (11.115 MB)
SAS    SPSS    Stata    ASCII   
ASCII + SAS Setup    SPSS Setup    Stata Setup   

Study Description


Loftin, Colin, and Milton Heumann. Firearms Violence and the Michigan Felony Firearm Law: Detroit, 1976-1978. ICPSR08509-v1. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2001.

Persistent URL:

Export Citation:

  • RIS (generic format for RefWorks, EndNote, etc.)
  • EndNote XML (EndNote X4.0.1 or higher)


This study was funded by:

  • United States Department of Justice. Office of Justice Programs. National Institute of Justice (78-NI-AX-0021, and 79-NI-AX-0094)

Scope of Study

Subject Terms:    court cases, criminal justice system, defendants, law, Michigan Firearm Law, sentencing, trials, violence

Geographic Coverage:    Detroit, Michigan, United States

Time Period:   

  • 1976--1978

Date of Collection:   

  • 1978-06--1980-04

Universe:    All defendants listed in Recorder's Court Docket Control records who were arraigned for a violent felony.

Data Type(s):    event/transaction data


Data Source:

documents and records of the Office of the Prosecuting Attorney, Wayne Count [Detroit], Michigan, and the Office of Court Clerk, Recorder's Court of Detroit, Michigan


Original ICPSR Release:   1986-06-06

Version History:

  • 2005-11-04 On 2005-03-14 new files were added to one or more datasets. These files included additional setup files as well as one or more of the following: SAS program, SAS transport, SPSS portable, and Stata system files. The metadata record was revised 2005-11-04 to reflect these additions.
  • 2001-02-01 SAS and SPSS data definition statements were added to this collection, and the codebook is now provided as a PDF file.

Related Publications


Metadata Exports

If you're looking for collection-level metadata rather than an individual metadata record, please visit our Metadata Records page.

Download Statistics