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Blue Book of Gun Values, Browing web site or call Browning.
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BROWING AUTO-5 16GAUGE SERIAL NUMBER X17414 MADE IN 1948 (X NUMBERS AFTER WORLD WAR II)
1994
You will have to call Browning
@ 44 years old
Try the butt, barrel, receiver
87 years old
50-500 usd
0-500 uSD