... 161st Battery...Unframed photo of soldiers from 161st Battery, Royal New Zealand Artillery block their ears as their 105mm howitzer fires at enemy positions during Operation Coburg...National Vietnam Veterans Museum (NVVM) 25 Veterans Drive Newhaven phillip-island-and-the-bass-coast 161st Battery Royal New Zealand Artillery 105mm Howitzer Operation Coburg AWM/THU/68/0111/VN Unframed photo of soldiers from 161st Battery, Royal New Zealand Artillery block their ears as their 105mm howitzer fires at enemy positions during Operation Coburg Three Wise Kiwis Photograph Photograph ...