Lot
3144 
1850 (Jan. 4) Philadelphia Pa. to Paris, France via G.B., legal-size cover with blue "Philada Pa. Jan 4" cds and red "Phila 5 Paid" provisional octagon rate handstamp uprated to "20" for four-times the 5¢ British open mail rate by British packet for 1-1¼ oz., carried by Cunard Line Cambria from Boston Jan. 9th to Liverpool Jan. 22nd, partial London transit backstamp and red-orange "Colonies/&c. Art. 13." framed accounting handstamp, black Calais entry cds and manuscript "7f 5" due rating for 7 francs 5 décimes, Very Fine and rare quadruple-rate British open mail use. Estimate $200 - 300.
This uprating of Clark type S27 provisional postmark to 20¢ was previously unrecorded.
Realized: $300