yooperann:
One of four engines that manage trains for the Metropolitan Water Reclamation District
yooperann:
Metropolitan Water District of Greater Chicago rail cars
yooperann:
MWRD garden
yooperann:
Settling Tank
yooperann:
The hardest working employees of the Metropolitan Water Reclamation District
yooperann:
Woman at work--Engineer
yooperann:
Woman at work--Elected official