stepan243

By Date

first layered dummy

stepan243 7 comments

Control Source "Uranium glass"

stepan243 0 comments

Control Source "Strontium glass"

stepan243 0 comments

Control Source "BIS-R"

stepan243 0 comments

Control Source "B-8"

stepan243 1 comments

Control Source from geiger counter "DP2"

stepan243 0 comments

HIS-16 smoke detector

stepan243 1 comments

my dosimeters

stepan243 1 comments

high power mini hydrogen bomb

stepan243 0 comments

roentgen

stepan243 2 comments

atom boom

stepan243 3 comments