The Indiana Genealogical Society has added a roster of a World War I regiment to the Military Records section of our Members Only area:
--Roster of 139th Field Artillery in World War I (1917-1918)
The 139th Field Artillery, American Expeditionary Forces was also known as the 4th Indiana Infantry Regiment of the Indiana National Guard.
It is a premium database, accessible only to IGS members.
The Indiana Genealogical Society now has 832 databases in the Members Only area. Each of Indiana's 92 counties has at least 3 databases.