Note 48 — Chapter XII · The Mountain Barrier: Part One
Reading edition
Immediately in front of the 21st Infantry was a Japanese force estimated to be of battalion strength. To the east was an undetermined number of enemy machine guns. In front of Company E a bridge was out and tanks could not pass. On the steep sides of the gulch around this bridge site, elements of the 57th Infantry with rifles, automatic weapons, and mortars stopped all attempts of Company E to move forward.48