An actual metal sign posted at the Maintenance Bldg at Bergstrom AFB....shared by a friend that served there in the 70's...:-) http://scontent-dft4-3.xx.fbcdn.net/v/t1.0-9/20376138_10210110848836377_5820135635288281214_n.jpg?oh=1be72c572d58e6b81c004fc04d51fc18&oe=59EE5211