In case you’ve read through the part higher than about steel foil stamping, the method will be very easy to image. Inside the stack of products: your cover on The underside. Higher than it the (optional) foil and after that the steel stamp (die) by using a reversed Variation of https://bookdesigncompany.blogspot.com/2024/12/why-opt-for-self-publishing-is-it-only.html