Lot
3195 
1869, 6¢ ultramarine, used with 3¢ ultramarine (114), each tied by segmented geometrics duplexed with "New Orleans La. Mar 16" cds on 1870 folded cover to Bordeaux, France, red "New-York, Mar 20" exchange cds, red London (4.4) transit backstamp and "GB/40c" bulk debit handstamp, Calais (4.5) entry cds and matching bold "5" décimes due handstamp, Bordeaux (4.7) arrival backstamp, Very Fine and rare 3¢-6¢ 1869 combination paying double the 4¢ British Open Mail rate to France; with 2021 P.F. certificate. Scott No. 115 Estimate $500 - 750.
The sender apparently prepaid double the 4¢ British open mail rate to France, but it was only charged the French single rate of 5 décimes.
Realized: $450