United States. The Powder Flask Book By Ray Riling certificate_of_authenticity both sides of the visor

both sides of the visor covered with the same greenish-khaki twill as the exterior of the cap

the obverse consisting of a laurel wreath with nine oak leaves on either side

the two No

dated and numbered

Transport Flight Clasp – in bronze grade

United States. The Powder Flask Book By Ray Riling certificate_of_authenticity both sides of the visorHardcover, hunter green cloth cover, with paper dust jacket, entitled "The Powder Flask Book" by Ray Riling, with an introductory chapter by Harold L. Peterson, Chief, Historical Investigations Branch, National Park Service, identified as a First Edition, copyrighted in 1953, published by Robert Halter at The River House in New Hope, Pennsylvania, manufactured in the United States of America, printed by Meriden Gravure Company of Meriden, Connecticut,