Guadalajara, 1867, 2r black on rose, watermarked quadrille, with an unknown watermark, large margins, tied by C. Guzman circular handstamp on folded letter sheet to Guadalajara, Very Fine, the only recorded example of this variety, Scott only lists the "L+F" watermark on another stamp (Scott #47a $1,000 as single), this variety is not cataloged yet; with MEPSI certificate. Scott No. 20 var.  Estimate $500 - 750. $0 (Image)