ebay https://www.ebay.com/itm/232927847019 https://secretsofcoldwarradar.omeka.net/exhibits/show/cold-war-radar-technology/item/4 can someone identify exactly what this box was called, when it was deployed, and what training manual they are referring to? we have a couple http://www.computerhistory.org/collections/catalog/102633198 and they keep getting mis-identified.