This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
CSA paidc . en Confederate hand stamped provisional cover Cover mailed after the new uniform postage rate of ten cents had gone into effect July br reads William Cabell Rives who was at that time member of the Confederate Congress Rives had also served in the United States Senate and House of Representatives and as Ambassador