If you look somewhere way back on this forum I did leave a link with the missing Antietam scene.
The Directors cut has been shown in some cinemas across the USA if you look across the web you may find more info or you can always try here for any info.
http://www.ronmaxwell.com/ggenerals.html
<center><i><b><font face="Georgia">Colonel 2nd Infantry Brigade </font id="Georgia"></b></i>
<i><b><font face="Verdana">"English Guard"</font id="Verdana"></b></i>
<font face="Georgia"><b>2nd Division, II Corps
AoA</b></font id="Georgia"></center>