Note 21 — Chapter XII · The Mountain Barrier: Part One
Reading edition
On 5 November General Sibert returned the 21st Infantry to the 24th Division and recommended that General Irving send the regiment to Pinamopoan to relieve the battle-weary 34th Infantry.21 By the end of the day the 1st and 3d Battalions, 21st Infantry, had relieved the 34th Infantry and were on the edge of Breakneck Ridge west of Pinamopoan.22