Quote:
Originally Posted by Charlie Stephens
Do some research on acid etching to bring out numbers. Like the guys on CSI do to raise the serial numbers on guns that have been removed.
Charlie Stephens
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Clean the area on the frame where the number should be to bare metal. Build a silicone dam around that area. Put Mauriac acid in the dam and let it bubble for a while. Remove the acid and let it dry. Looking carefully in good light the numbers should appear darker than the surrounding metal.