Amazon.com: Guitar Wiring Harness Kit, 3 Way Switch 2 Volume 2 Tone 1 Jack 500K Pots for Les Paul LP Guitar Les Paul Wiring Harness : Musical Instruments
Guitar Wiring Site IV
Wiring a 3 way on-on-on mini toggle switch to act as a 3 way pickup selector switch. – Warman Guitars
The inner workings of a 5-way switch and various wiring options - YouTube
Guitar Wiring Site V
Seymour Duncan Adding a Blower Switch to Your Guitar: Guitar Wiring Explored