1958 - Do not talk! Strictly keep the military and state secrets
1954 - Shout - helping the enemy
1954 - In a letter home, look, you do not accidentally become loose military secrets
1954 - Gossip, gossip - the hands of the enemy
1953 - Vigilance, our weapons
1952 - Strictly keep the military and state secrets
1951 - Be watchful and vigilant!