follow the cwr string in map making...
fyi, CWE includes the unreleased v2 of phex's plug which had many fix's to his origional epic... plus some new maps and plenty of cwr units shrunk down to epic scale...
CWR has 12 maps several based on civil war battle maps that would make a great campaign if they're are any ambitious scripters around....
b&G
CWR and CWE
if one does not learn from the failings of the past they are likely to suffer its return.