"For
fee" Civil War database; Missouri records
are not yet included, but if you have ancestors who
served with other states, you should check this out. The
data available is phenomenal!
Diary
of Archibald Little Hager--Arch Hager lived in
Perry County, Missouri, and kept a diary for about 50
years. Much of it is here online!
Journal
of the War of the Rebellion--Tens of thousands
of pages of real reports from the officers of both sides
of the Civil War are here online--free! Navigating takes
patience, but the results can be fantastic.