McKenna Process Company
Plant formerly located in Joliet, Illinois - ca. 1920.
Image 2 - Self-propelled crane and coal buckets
The Yard - at right - self-propelled steam crane and coal buckets
Jake Mork, George Langford Jr.'s buddy at the McKenna Process Company about 1917
George Langford Jr. at the McKanne Process Company about 1917

The person sitting in front of the magnetic crane at left is Jakob T. (Jake) Mork, the crane operator, who befriended George Langford, Jr. (at right) while he was working Summers at the McKenna Process Company about 1916-1918, when
these two small images were made.