Here you can select the number of cards to be placed in a row for each of supported screen resolutions. Your current resolution is highlighted in this way.
it is genuine used, with a black grid cancel, a large thin at the center, a small thin at the upper right and REPERFORATED at the top, right and bottom.
it is a genuine used, horizontal pair, with red cancels, a horizontal crease across both stamps at the bottom, upper left and lower left corner creases in the right stamp and three tiny nicks at the right edge of the right stamp.