'In 1961 the Civil Defense Department required that signs showing the locations of these be posted'
Fallout shelters
FALL: In 1961 the Civil Defense Department required that signs showing the locations of these be posted
In 1961 the Civil Defense Department required that signs showing the locations of these be posted
In 1961 the Civil Defense Department required that signs showing the locations of these be posted
"FALL"
Fallout shelters
"FALL"