Private Neibaur served as an automatic rifleman using the French manufactured Chauchat 8mm automatic rifle using a "banana clip" of 20 rounds. In February he went into the lines on the Lunéville sector, and then later in March at the Barracat sector. He did not see any real combat except for artillery fire until March 1918, once the German "Ludendorff Offensive" commenced on March 21, 1918. He served on the Somme River where the 42nd Division was part of the French 7th Army.