Development of the M1 Helmet Liner
Status Report of Research & Development Projects - 1942-43
Status Reports from Sept. 1942 - Jan. 1943
- Status Report of Research and Development Projects- Sept. 10 1942
- Status Report of Research and Development Projects- Oct. 10 1942
- Status Report of Research and Development Projects- Nov. 12 1942
- Status Report of Research and Development Projects- Dec. 10 1942
- Status Report of Research and Development Projects- Jan. 14 1943
- Status Report of Research and Development Projects- 1942-43