JURISDICTION
Illinois
23
Pennsylvania
1
LOCALITIES
Madison
22
Palatine
19
Mount Prospect
Wilmette
Wheaton
18
Naperville
17
Plainfield
16
Normal
15
Champaign
Edwardsville
14
Belleville
Quincy
Springfield
Kansas City
13
Littleton
FIRST LETTER
KENNETH LITWILLER
Illinois (Lewistown) - Licensed Professional Engineer Inactive