McKenna Process Company
Plant formerly located in Joliet, Illinois - ca. 1920.
Bas-Relief Sculptures of Mastodons by George Langford, Sr.
Size: Ten by Twelve Inches
American Mastodon Cow and Calf - Joliet, Illinois
American Mastodon Cow & Calf - by George Langford, Sr., Joliet Illinois
 Mastodon Elephant Bull Tusker - Joliet, Illinos
Mastodon Eelephant Bull Tusker by George Langford, Sr., Joliet, Illinois