[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Various views of civil defense officers.]

[Civil defense.]

[Civil defense message room.]

[Civil defense message room.]

[Civil defense, message room.]

[Civil defense.]

[Eleven views of empty civil defense offices.]

[Eleven views of empty civil defense offices.]

[Civil defense.]

[Eleven views of empty civil defense offices.]

[Eleven views of empty civil defense offices.]

[Eleven views of empty civil defense offices.]

[Eleven views of empty civil defense offices.]

[Civil defense.]