"John213a" > wrote

> Does anyone here have a handle on this process? or how it
> would be replicated
> today. What exactly was in those barrels? As I
> understand it the figure of

Try asking in the rec.foods.preserving newsgroup. There are
some very knowledgeable people there and they talk about
this sort of thing all the time.

--
Bob
Kanyak's Doghouse
http://www.kanyak.com