Publications Of Note:

Service Manual PA-1
Parts lists, Schematic Diagrams, ETC.
PDF Version available on BallyAlley
 
Peek N Poke Manual
Useful information for the Basic Programmer.
PDF Version available on BallyAlley
 
On-Board Rom Subroutines
Helpful for improving your ML programs.
PDF version available on BallyAlley
 
Handbook of Hardware + Software AKA The Nutting Manual
Source of most of the programming support for most of the arcade quality games made for the Bally/Astrocade systems
PDF Version Available on BallyAlley
Pages 1-68 69-102 103-143
 
Arcadian Newsletters
From which a wealth of information can be obtained
PDF versions available on BallyAlley
 
Astrocade Underground
A news letter by ABC Hobby Craft. Contents unknown.
 
Basic Express a.k.a. Cursor
Another magazine with information & programs.
PDF versions available on BallyAlley
 
Astrobugs (Astrocade/Bally User Groups)
There was a group near me, (Toronto Canada) But they were gone before I knew.
Michigan group info available at BallyAlley