| File Name | Size | Date | |
 | A_Gas_Mask_For_Fumigating_Purposes_2004.pdf | 846 KB | 1/22/2004 |
| How_To_Make_An_Emergency_Gas_Mask_2004.pdf | 897 KB | 1/22/2004 |
Index of PS-SURVIVAL/PS/Group_Defense/Gas_Mask |
| File Name | Size | Date | |
| A_Gas_Mask_For_Fumigating_Purposes_2004.pdf | 846 KB | 1/22/2004 |
| How_To_Make_An_Emergency_Gas_Mask_2004.pdf | 897 KB | 1/22/2004 |