15c
was the postal rate to letters just under a quarter of an ounce from U.S.A.
to Europe via American Packet. First cover with 15c was sent from New
Orleans to Bordeaux the 2nd of April, 1869.
From
Piniella Collection.
Type
II on cover. From Clermont, Iowa
Nov. 17th, 1870to Hadeland (Norway) via New York Dec. 5th
-red post mark- and Christania (Sweden) Dec. 12th -black post mark-.