Illinois population estimates.

Description based on: 1986.

Illinois preservation series /

Title from caption.

Illinois meat and poultry inspection act with regulations /

Regulations effective December 1, 1970.

Illinois property tax statistics.

Mode of access: Internet.

Illinois river otter recovery plan.

"River Otter Recovery Team Members: Robert Bluett, ... et al."

Illinois Pseudorabies Control Act with regulations /

"Illinois Revised Statutes, ch.8, par. 801 et seq."--P. 3.

Illinois reasonable further progress report for 1985 : ozone and carbon monoxide.

"September, 1986."

Illinois Refrigerated Warehouses Act with regulations /

Cover title.

Illinois reasonable further progress report for 1986 : ozone and carbon monoxide.

"September, 1987."

Illinois sport fishing survey.

"A mail survey of anglers who sport fished in Illinois between ... and ..."

Illinois state employees group health insurance program.

Description based on: 1982.

Illinois rules and regulations for fire prevention and safety.

Description based on: [1949]

Illinois rules of the road : non-CDL vehicles /

"September 2011"--Colophon.

Illinois SWCD directory /

Latest issue consulted: 1988.

Illinois state implementation plan for air pollution control : 1982 plan revision for ozone and carbon monoxide.

A revision of vol. 5 of the 1979 plan.