Conservative-restoration of oxidized Neusilber buckles

By Joda ( June 9, 2016 at 7:27 pm) · Filed under History forum

Hallo guys,

What is the best way to make a conservative-restoration on a nickel german ww2 buckle?
Not doug find, only superficial oxydation.

I know someone use ultrasonic bath..

Obviously I dont mind to use any kind of acid.

thank you in advance!

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