Bianchigirl:
"spokechart" tab of the spreadsheet has the flange diameter and offsets info you need to find a matching or close enough hub.
Flange to flange is not necessary...that divided by half IS the offset for symmetrical hubs.
Center-to-flange-center IS offset.
=8-)
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5000+ wheels built since 1984...
Disclaimer:
1. I do not claim to be an expert in bicycle mechanics despite my experience.
2. I like anyone will comment in other areas.
3. I do not own the preexisting concepts of DISH and ERD.
4. I will provide information as I always have to others that I believe will help them protect themselves from unscrupulous mechanics.
5. My all time favorite book is:
Kahane, Howard. Logic and Contemporary Rhetoric: The Use of Reason in Everyday Life