A checklist of the Illinois Department of Transportation's county highway and county traffic maps held by the Illinois State Library /

Description based on: Mar. 1998.

Aircraft used for law enforcement : an analysis of costs /

"December 1981."

Evaluation and report of the highway safety construction program /

Cover title varies slightly.

Illinois Department of Transportation county highway and county traffic maps held by the Illinois State Library.

"April 2005."

Illinois supplement to the national manual on uniform traffic control devices /

"March 10, 2011."--cover letter.

Management and program audit, criminal history components, criminal justice information system, Illinois Department of Law Enforcement.

"July 1982."

Local law enforcement officers census, State of Illinois.

Description based on: Jan. 1980; title from cover.

Optimization of traffic signal controls within equilibrium route choice models : final report to Illinois Department of Transpotation/

Cover title.

Task force report issued pursuant to Senate Resolution 0051 95th General Assembly : a study of electro-muscular disruption technology (EMDT) employed by Illinois law enforcement and correctional officers : standards, policy and training : task force deliberations and recommendations.

"Issued June 30, 2007"

The Illinois law enforcement medal of honor ceremony : hosted by Governor Rod R. Blagojevich.

Includes order of events, descriptions of medal winning actions, and a list of Illinois Law Enforcement Medal of Honor recipients, 1992-2005.

The Illinois law enforcement medal of honor ceremony : hosted by Governor Rod R. Blagojevich.

Includes order of events, descriptions of medal winning actions, and a list of Illinois Law Enforcement Medal of Honor recipients, 1992-2004.

Traffic characteristics on Illinois highways /

Mode of access: Internet.

Glossary of terms for use in publications of traffic safety programs.

Mode of access: Internet.

Evaluation of traffic control devices for rural high-speed maintenance work zones.

Texas Department of Transportation, Research and Technology Transfer Office, Austin

Model enforcement program against suspended/revoked drivers.

Mode of access: Internet.