During early 1942 , the 10th Mountain Werfer Battalion was formed from the 104th Decontamination Battalion .
During early 1942 , the 10th Mountain Werfer Battalion was sent to 20th Mountain Army in Finland .
During early 1942 , the 10th Mountain Werfer Battalion was formed from the 104th Decontamination Battalion and sent to 20th Mountain Army in Finland .