Booklet describes the conditions under which "Old Hickory," allegedly the world's greatest powder plant, was built and how it contributed to the wartime effort. The Old Hickory Smokeless Powder Plant was built in Nashville, Tennessee. The plant was operational within five months of breaking ground on March 8, 1918 in response to the to the need for ammunition powder for the Allies' military effort during the first World War. It quickly became the largest powder plant in the United States, occupying 4,700 acres and producing half a million pounds of powder a day. The work includes one black and white frontispiece print and is digitized in its entirety.