Diagram , Photos connecting dashboard

Someone just posted a link to the rear of the dash on one of these not long ago.

I can't help with photos, but here's what may be helpful diagrams

http://www.mymopar.com/downloads/1964/64ValiantA.jpg

http://www.mymopar.com/downloads/1964/64ValiantB.jpg

I don't know how close the 64 is to the 66 cars, but here's a 66 shop manual you can download for free:

EDIT it appears that the 64 and 66 are NOT the same

http://www.mymopar.com/downloads/servicemanuals/1966_Plymouth_Service_Manual.zip

In the shot below, which is from diagram "A" above,

A, orange, is the dimmer controlled dash lamps feed, IE gauge illumination

B, LT GREEN, is left side turn signal indicator

C, TAN, is right side turn signal indicator

E, VIOLET, is from temp sender

F, LT BLUE, is from fuel sender

G, BLACK, is switched accessory power from ignition switch

H, GRAY, is from oil pressure switch

J, DK BLUE, is switched "ignition run" from ignition switch