
Ultra-detailed close-up of the prototype ATM's inner mechanism (1960s mechanical components): brass rollers, cogwheels, stamped metal plates, paper currency path, handwritten label "Cash Outlet" in faded ink; directional rim lighting to highlight textures, macro lens (85mm close-up), photorealistic, tactile metal scratches and grease, color palette: muted sepia + brass highlights. Aspect ratio 4:5.