'Subs usually have 2 of these optical devices, 1 for general use, 1 for the attack'
periscopes
SUBMARINES: Subs usually have 2 of these optical devices, 1 for general use, 1 for the attack
Subs usually have 2 of these optical devices, 1 for general use, 1 for the attack
Subs usually have 2 of these optical devices, 1 for general use, 1 for the attack
SUBMARINES
periscopes
SUBMARINES