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> Mechanical jail&prison secur. locks, safeman lock tech
Mechanical jail&prison secur. locks, safeman lock tech
This is a new copy of Jail and Prison Security, Mechanical Locks
by Joe Bucka, one of the top in the trade. Illustrations and line drawings of
Mogul cylinders, Folger-Adam, brinks, Maxi mogul, Etc. Trouble shooting and
repair information of paracentric lever locks. Some very useful information for
anyone going to work on Jail or Prision locks.
