Perhaps PhilThib or other member of NCP original team can comment...
The order of battle of the British Home Army in 1804 scenario is historical? I mean the land forces in Great Britain. And if so from where was it extracted?
For example in Nafziger's OOB there is no details of it. In this one there is only strengths but not the location
http://www.cgsc.edu/CARL/nafziger/803LAA.pdf