>a. the definitive Mod book? If so, who is it by, what is it called etc..
I don't think you'll find a "definitive" mod book from this forum.
>b. a decent compilation of Hammond grooves?
I would start with "So Blue So Funky" or "Blue Juice" (if you can still
find that one). Both are on Blue Note.
>c. any knowledge of decent Mod/Mod-related nights out in the
>north/north east of England?
I'm sure some listers in that area will be happy to help you out here.
Brighton Beach or Lava Lounge in Leeds maybe??
Brian Poust