A nice May 27, 1874 negative numeral "1" or negative letter "ɪ" cancel from Hampton, Iowa on cover.  The 1874 date comes from manuscript writing on the face of the cover, as shown in the first image.  Interesting and attractive historic items.  Fine condition; sharper than the image may appear.  If the image does not readily appear, please try hitting your computer's reload or refresh button while viewing the item. Successful bidder to pay $1.50 shipping in the US ($2.50 elsewhere); insurance extra if desired. PayPal accepted for payment. Questions -- please ask~