: Do any of you chemists know how to take nice shiny new brass and bronze and
: tarnish it quickly so that it has that old nautical look? Every reference
: I can find tells me how to remove tarnish, not create it. Thanks in
: advance.
Yes,

There is an article in the March 2003, Issue #147 of Wood Magazine that explains this process. Basically, clean in laquer thinner, soak in salt solution, expose to ammonia vapors then rinse, dry and apply a protective coating.

Hope this helps,
Ric