The FAQ section has numerous wiring threads that I find helpful - Electrical Threads:
60-66 Wiring diagrams from Hilandr451
http://www.6066chevytrucks.com/index.html
60-66 Chevy - GMC wiring basics
60-66 full body wiring : December 2009 / Electrical forum
62' chevy c10 wiring diagram needed : May 2014
http://67-72chevytrucks.com/vboard/s...d.php?t=646002