DS385 Cadets just completed a three lesson historical case study on First World War logistics. Above effectively depicts Martin Van Creveld's thesis that the coming of the Great War marked a revolution in military logistics due to the industrialization of war. Piles of empty shell casings near the Fricourt Portion of the Somme. From a nice blog on War and Distance.
Below is the headstone of the chief engineer of the Panama Canal, and organizer of the US Army Supply System in WWI, General George Goethals, USMA 1880.
From a personal travel site