"Dick" WW1... png
(2.38 MB, 1200x1519)

Black Book... pdf
(2.41 MB, 0x0)

Home Brew Nerve Gas... png
(676.46 KB, 808x638)

Home Brew Nerve Gas... png
(659.06 KB, 808x638)

Phosgene... pdf
(150.9 KB, 0x0)

i read some books from archive.org. "Dick" after too much inhaled people can't  wear gas masks