Vinegar Resources
Making vinegar can be simple or quite complex. To get a handle on the process, digest these fine resources.
“Making Cider Vinegar at Home” (Ohio State University)
http://ohioline.osu.edu/hyg-fact/5000/5346.html
Vinegar: The User Friendly Standard Text, Reference and Guide to Appreciating, Making, and Enjoying Vinegar
by Lawrence Diggs (Quiet Storm Trading; 1996)