This from Mike Summa for #TBT:

This is the Summit Fire Dept.’s Engine 951, 1960/70’s Mack CF.  Please fill in the blanks if you know more.  Thanks.  The first picture is mine, the second, a group shot is from the Summit FD Facebook page.  Enjoy and comment.
Mike Summa
#chicagoareafire.com; #TBT; #FireTruck; #Mack; #MackCF; #MikeSumma; #SummitFD;

Mike Summa photo

#chicagoareafire.com; #SummitFD; #TBT; #FireTruck; #Mack;