Airmail, 1928, 10¢ Lindbergh, Booklet Pane of 3. Tied by two strikes of "Washington D.C., May 26, 1928" first day duplex postmarks on cover to Syracuse, N.Y., New York, N.Y. backstamp, Very Fine. Scott No. C10a  $875. $0 (Image)

Airmail, 1928, 10¢ Lindbergh, Booklet Pane of 3. Tied by green "Cleveland Midwestern Philatelic Sta., May 26, 1928" First Day of Issue cancel on multicolored cacheted airmail cover to Detroit, Mich., violet Exposition cachet handstamp and label on reverse, Very Fine. Scott No. C10a  $800. $0 (Image)