1917, Rio ....to Buffalo, NY, franked with 10¢ blue & black, underpaid, New York eyeglass DUE 5 CENTS, paid by Buffalo 5¢ J55, (Image)

Cat. US$25.00

FDC, 276 + C168 on same cover with first day cancels + souvenir sheet mounted on large cover with same cancels + additional cancels, mentioned in Scott as not valid for postage, but priced in various places up to $725 as unused (Image)

Cat. US$400.00