help!. what are these wires..... with pics!

ok, first pic is of the wires that go to the altenator. there are five wires. in order from left to right, can anyone tell me which are which.

second pic is of the harness right where the oil pressure switch plugs in. but the wire to the right of it i have no clue. is this for the old points dist? and if it is, shouldnt there be two of them.

where on this harness does the two wires for the coil come in at? i am swiotching to elctronic ign., so i need some help