need some help with part colors

[30below]

On my 73 Cuda,windshield wiper arms,front licence holder ,headlight bucket assemblies,and  that bracket that runs from the front center of the K frame to the rad support.Thanks

[Topcat]

On my 73 Cuda,windshield wiper arms,front licence holder ,headlight bucket assemblies,and  that bracket that runs from the front center of the K frame to the rad support.Thanks

windshield wiper arms:           Not painted; natural finish
front licence holder:              semi gloss black 
K frame to the rad support:    semi gloss black
headlight bucket assemblies:  yellow zinc chromate or black

Look thru this site for info on factory paint and plating.
http://www.mmcdetroit.com/ICCA/References/Chassis/