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Most everything I've read, mostly from Azpiazu's guide, ...
Most everything I've read, mostly from Azpiazu's guide, ...
Steve,
Yes, I have Azpiazu's collector's guide as well. He defines $1 FRN mules as
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. notes whose back plate numbers appear in consecutive Series.
. notes whose back plate numbers appear in consecutive Series.
and does indicate some specific mule back plate numbers for some series. For other series, he just says mules are possible and to check back plate numbers.
I don't think he addresses my question in his guide, and I haven't seen it addressed elsewhere either.



















