 |    | The Operations Special Interest Group
Focused on Realistic Prototype Operation | 
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Coming Events
- NMRA 2013 National
- Information on OPSIG events and layouts at the NMRA 2013 National convention - the Peachtree Express in Atlanta.
- Open OPSIG Events
- Coming events with an operations focus open to all model railroaders
- How to Host
- Help in holding your own OPSIG event
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