French Line "St. Laurent", New York - Brest 29th December 1866 - 8th January 1867. Envelope posted 29th December addressed to Hiersac, Charentes Department. Stamped with Line H date stamp when put onto vessel. Prepaid the 30 Cents rate for over ½ Ounce of April 1857 using 1861, 10¢ orange tied by unusual blue geometric cancel. Atlantic transit of 10 days, Very Fine; with 1995 Holcombe certificate. Scott No. 71  Estimate $600 - 800. $0 (Image)