6) 1983--Air service from SPI (Springfield, IL)
Air Illinois using BAC 111 aircraft on service to ORD and STL.
8) 1983--Air service MSY/JFK
posts above have noted TW,PA and EA, and the fourth air carrier was DL.
TW,PA,DL used 72S, and EA 727.
Last edited by cs57; Jan 6, 2014 at 11:31 am
Reason: additional question