10c Black (2).
Positions 87-88R1, horizontal pair, large even margins all around, beautiful sharp impression on bright paper, cancelled by two strikes of "paint" red grid
cancel, matching "Mobile Ala. Jul. 14" circular datestamp on blue folded letter to Whelen & Co. in Philadelphia datelined at New Orleans,
Jul. 13, 1850, vertical file fold thru left 10c stamp, the crease is barely noticeable, otherwise Extremely Fine, Van Koppersmith refers to these Mobile covers as unmarked way mail (Chronicle
215, pp. 196-198), ex Newbury, Matthies and Boker
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