cover Prisoner of War 'money' covers, six covers addressed to prisoners at various camps, each franked with uncancelled (as virtually always) U.S. 3c Rose (65) and have ms. notations indicating currency contents, several have 'by flag of truce' ms. notations , one to Camp Chase is marked 'via Fortress Monroe and Flag of Truce Boat', some have pencil 'ex' (examined) markings, some stamps or covers have faults, otherwise very good-very fine lot