On Sat, 1 Jun 2002, msparks@xxxxxxxxxxxx wrote:
> OM content: My old black OM-1 has what *looks* like aluminum top/bottom
> plates. I can tell because of the brassing--er, I mean, "aluminizing".
The first black OM's were produced using the same process as the black Pen's.
They nickel plated the brass before painting it black. Later black OM's used
paint directly on the brass.
-mark
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