cover 1857 solid background 3sgr. orange with 17mm. sheet margin at left showing sheet number "6", good to large margins on other sides, on 1858 E. from Essen to Amsterdam, cancelled "396", showing unframed "Franco" adjacent; three filing creases cross sheet margin, one of which just crosses top left corner of stamp. A most striking cover. Ex Rothschild. M. 8a. Photo.