"First International Rock, Air Mail" hard bound book, excellent used condition (w/very minor gum tng from mounts on a couple of pages) with embossed leather binding, 24 pgs w/text and philatelic material on the sending of rocket mail from the U.S. to Mexico and back. Material consists of single 50¢ imperf stamps (2), one for the U.S. and one for Mexico, (2) imperf sheets/4 of each, (2) covers one flown in each direction. Text tells the story of the rocket event between McAllen, Texas and Reynosa, Mexico. A limited edition book with the author not listed and forward by George W. Wentz, Jr. We believe a quite rare volume.

$400