Prestige
Jazz records used spot colour printing, halftone was applied through photographic methods
Process came out of necessity
Miles Davis
Coltrane
Early- mid 60's
Recreating this
Image must initially be grayscale
image> mode> duotone
adjust duotone

Using Pantone Colour swatches under the swatches menu (top right) under Pantone solid coated

Window> Output> attributes/ seperations
Illustrator- Colour Swatches
Never use registration in your artwork as this is for printer registration
Under swatches menu, click 'add used colours' so colours you've used in the document are saved as spot colours
Spot colour swatches will have this global box ticked

Using spot colours will allow you to work with tints which CMYK colours you couldn't

All things using this colour will update using a global spot swatch when you edit it in swatches (make sure preview is ticked):

clicking on the book icon in the bottom left corner of swatches you can go to pantone colours

So add swatches

change each under options to 'spot colours', then to see each ink layer (positives) go to...
Window>seperations pallet
Illustrator will always automatically knock out one colour from under the other unlike photoshop

Window > Attributes

if you did want an overprint.
knocking out also works also with text (black is removed):
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