This from Jim Fisher:

Here are some more rare photos from my dad, Ralph Fisher, of Des Plaines and Niles Fire Departments in 1940-1. 
 
Jim
Des Plaines Fire Department history

Ralph Fisher – Des Plaines Fire Department fire truck entering field at Morton Grove Fire Show July 29

Niles Fire Department history

Ralph Fisher photo of Niles FD in Alarm Response at Morton Grove Fire Show – July 19

Des Plaines Fire Department history

Ralph Fisher – Des Plaines Fire Department fire truck in Alarm Response at Morton Grove Fire Show July 19