However , in 1964 an economic downturn forced the closing of International 's original Magnolia branch plant .
In 1940 , a second International production facility , known as the Kiefner Branch , opened in Perryville .
In 1964 an economic downturn forced the closing of International 's original Magnolia branch plant .
In 1940 , a second International production facility , known as the Kiefner Branch , opened in Perryville .