To clarify a few questions. . .
* Yes, I did use a hydrometer. It is a triple scale with a 60*F scale.
* I have an AO Scientific model 10440 refractometer, arbitrary scale (0-30%). My brother has an AO Sci model 10430** (**edited re: post#25), 0-30 Brix. the 10340 was zeroed w/distilled...