Confederacy, 1863, 10¢ Blue, "Frame Lines", Horizontal Strip of Six, two large margins at left and bottom showing complete framelines, clear at right and slightly in at top, cancelled by four strikes of "Mobile Ala. Jun. 18, 1863" double-circle datestamp; a few negligible short creases around the perimeter, F.-V.F. Scott No. 10  Estimate $15,000 - 20,000. THIS IS THE LARGEST RECORDED USED MULTIPLE OF THE 10¢ FRAMELINE STAMP. Used multiples of the 10¢ Frameline stamp are extremely rare. There are two recorded strips of six, the other is on piece with an additional single. $0 (Image)