RICHMOND / Va. // OCT / 9 cds with matching straightline FREE used over 3¢ Nesbitt Confederate States Post Office Department / Chief of the Appointment Bureau officialenvelope signed by B.N. Clements to P.M. Fredericksburg, Va. with two notations of “Iron Mail Key” on the face (not sure to what this refers unless possibly a post box). Nesbitt entires are much scarcer than Star-Die envelopes.  The Postmaster General and various Post Office officials were afforded the franking priviledge which was abolished in most other areas of mail. Ex Hedin.[VA] $650.