Military Post M2 variety CSS MP11c, overprint shifted right in nineth row of sheet, here positions 3, 7 and 11 in lower right corner block of 12, with printer's imprint and partial plate number of basic stamp

Military Post M2 variety CSS MP11c, overprint shifted right in nineth row of sheet, here positions 3, 7 and 11 in lower right corner block of 12, with printer's imprint and partial plate number of basic stamp