Lot of two. First is 2-3/8x3-3/8" stiff paper membership card with member's name in ink. Back of card has "Troopers Secret Code." ©1949. Comes with 3.5x5.25" folded mailer that unfolds to 8.5x11". When page is folded, it is addressed to receiving member in same hand as is written member's name on membership card. Hoppy's return address in upper left corner. When folded, back has illustration of Butternut Bread with text including "A Brand To Remember." .5x1.75" strip of glue residue to right of bread image. Unfolded page has 4 paragraph message from Hoppy addressed "Dear Trooper:" Right and left sides promote the nutritional benefits of Butternut Bread. Text below Hoppy's message reads "Don't Miss A Single Television Program Of Hopalong Cassidy/See Your Newspaper For Time And Channel." At conclusion of letter is message in secret code. .25x.75" oval tear beside Hoppy's facsimile signature caused when mailing sticker was removed. First we've seen of this mailer/folder. Fine.