2-Blade Trapper Pocket Knife. Limited Edition #137. 4-1/8 inches closed. 7-3/8 inches open. Made in USA. "CASE XX **** USA" (4 dot with lightning bolt S) and "3254" tang stamps. Single oval 'Open C' CASE shield. Chrome vanadium blades etched "CHALLENGER 7 AMERICA'S HEROS" with image of the space shuttle and "SCOBEE - SMITH - RESNIK - McNAIR - McAULIFFE - ONIZUKA - JARVIS". Nickel silver bolsters. Front right bolster etched with serial #137. Brass liner. With original collector's box measuring 7-3/4" x 4-3/4" x 3/4".