![Peek-A-Boo…I see you! - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. Peek-A-Boo…I see you! - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://www.idighardware.com/wp-content/uploads/2009/08/nikolok-outside-225x300.jpg)
Peek-A-Boo…I see you! - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.
![Sunday Adverts: Nik-O-Lok Toilet Lock Company - Historic Indianapolis | All Things Indianapolis History Sunday Adverts: Nik-O-Lok Toilet Lock Company - Historic Indianapolis | All Things Indianapolis History](https://historicindianapolis.com/wp-content/uploads/2013/03/HP-Wasson-Indianapolis-Star-12021909.jpg)
Sunday Adverts: Nik-O-Lok Toilet Lock Company - Historic Indianapolis | All Things Indianapolis History
![Token and/or Coin Operated Restroom Security Locks by Nik-O-Lok | Security locks, Espresso machine, Coffee maker Token and/or Coin Operated Restroom Security Locks by Nik-O-Lok | Security locks, Espresso machine, Coffee maker](https://i.pinimg.com/originals/e9/e3/f4/e9e3f4be6f4a8916dc2403073dbdb04e.jpg)
Token and/or Coin Operated Restroom Security Locks by Nik-O-Lok | Security locks, Espresso machine, Coffee maker
![Peek-A-Boo…I see you! - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene. Peek-A-Boo…I see you! - I Dig Hardware - Answers to your door, hardware, and code questions from Allegion's Lori Greene.](http://www.idighardware.com/wp-content/uploads/2009/08/nikolok-outside.jpg)