Vintage Riafa Wood 20mm Ammo Crate 1944

Vintage 20mm ammo wood crate marked RIAFA on the side. The top is marked ammunition for small arms with explosive bullets and Western Pine Mfg Co Ltd, Spokane, Washington. Month to Year 1944. there is a removable tin tray inside as shown in pictures. It measures 18" long x 13 1/2" wide x 10" tall. There are metal clasps installed on each end to hold the lid shut. Thanks for looking and feel free to ask any questions.