electrical - Is it possible to wire up multiple 4 way switches with power coming into one 4 way and the lights connected to the other - Home Improvement Stack Exchange
Installing Multi-way Circuits — Insteon
3 Way and 4 Way Wiring Diagrams with Multiple Lights - Do-it-yourself-help.com
Handyman USA - Wiring a 3-way or 4-way switch
3 way switch with power feed via the light (multiple lights) | How to wire a light switch
3-way switch, multiple lights, power at light - DoItYourself.com Community Forums
Four-Way Switch Diagrams
4 Way Switch Wiring Diagram
wiring diagram for multiple lights, power into light - Google Search | Light switch wiring, 3 way switch wiring, Three way switch
4 Way Switch Wiring Diagrams - Do-it-yourself-help.com