Show bandit proof bank door on display st louis louls A bandit proof bank door invented to prevent robbers from entering financial institutions either before or after business hours Is on exhibition here the sm Is a chamber of bullet proof metal just 1 irge enough to accommodate one per son it has two tino sliding doors when one Is opened the other locki automatically thus an employee enters the metal chamber from the foyer closes and locks the door be hind him then opens the door into the bani baul lag ing rooms by means of a secret combination dial I 1 it if anyone unfamiliar with the comb nation attempts to operate the d a al both doors lock and he is trapped in the small room |