EXPERIMENTAL 3d LATE FEE COVER WITH 1/- EMBOSSED + PERF. 1d REDS: 1855 E to Philadelphia endorsed "Paid late" & "P Atlantic" (obscured by stamp) franked 3 x 1d perf. reds (central one with filing crease) + 1/- green Embossed (3 margins) all tied or cancelled by an indistinct oval barred numeral (possibly "466" of Liverpool) with fine "LIVERPOOL/DE29/1855/*1" cds and red "21/CENTS" local fee. Attractive item.Cross Reference: TRANSATLANTIC MAIL, KENT (Image)