This from Mike Summa for #TBT:

The Alsip Fire Dept. in the recent past.  The engine on the left is a 1947 Chevy/Central 500/300.  The middle engine is a 1964 ALF 900 series 1000/750.  The one on the right is a Ford, no year or specs.  Enjoy and comment.
Mike Summa
#chicagoareafire.com; #TBT; #AlsipFD; #history; #ft; #vintagefiretrucks;
#chicagoareafire.com; #TBT; #AlsipFD; #history; #ft; #vintagefiretrucks; #MikeSumma;

Mike Summa photo