Which retail innovation did Clement Griscom introduce during the American Civil War that revolutionized military supply distribution and later influenced modern retail inventory management?

Throughout military history, retail innovations have played crucial roles in supporting war efforts and military campaigns. From Civil War-era sutlers who followed armies with mobile stores to modern military PX systems, retail has evolved alongside warfare. This poll explores a fascinating retail innovation that revolutionized how military supplies were distributed during a critical period in American military history.

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The Commissary Voucher System, which allowed soldiers to pre-order supplies using paper chits
The Quartermaster's Catalog, America's first mail-order system for military equipment
The Floating Warehouse System, using converted steamships as mobile supply depots that tracked inventory with color-coded manifests
The Battlefield Telegraph Order Network, allowing commanders to request supplies via telegraph using standardized codes