109th US Engineers
The 109th US Engineers was drafted into Federal Service August 5, 1917, and was consolidated October 2, 1917, with Batteries A and B of teh Oregon Field Artillery, to form the 147th Field Artillery and assigned to the 41st Division. Demobilized May 23 1919 at Camp Dodge, Iowa.
"Headquarters and Headquarters Detachment 109th Support Group," Lineage and Honors Information. 2012. Robert J. Dalessandro. www.history.army.mil/html/forcestruc/lineages/braces/spt/0109sptge.htm.
"109th Engineer Group (Headquarters and Headquarters Company)," Military.Com Unit Pages. www.military.com/HomePage/UnitPageFullText.013476,712805,00.html
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