By Date
my first camera
0 comments
better version of the nuclear penetrator
11 comments
reentry vessel
0 comments
ablator alloy
0 comments
super graphite
4 comments
my first OP shell
1 comments
tank armor
0 comments
DEUT reactor
0 comments
steam generator
0 comments
a (hopefully) working reactor
0 comments
blast furnace
0 comments