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I think what bg42 meant to say was celluloid.

Cellulose is the an organic polymer; cotten is almost entirely cellulose. Celluloid, meanwhile, is nitrated cellulose (aka guncotton) with camphor...

Redwoood,
Be sure to file or sand down the peen so that it's flat. Trying to drill on a domed surface is no good. A drill press helps, but I do it all by hand as well.

From here on in, this is...