This collection of Nabokov backlist redesigns, all designed as if in specimen boxes, is well known by now, but we just couldn’t curate a list of gorgeous book cover redesigns without them. Published by Vintage,
Exactly what I was talking about with D&AD pencil. Background and part of object exactly the same colour, but shading and details filling in the gap, but then also using a part of it, or a section (maybe internal cogs or whatever) as brushed steel.
A collection of Oliver Sacks book covers that align to make one incredible graphic. Designed by Cardon Webb. Oliver Sacks is a neurophysiologist and a great writer. One of his books "Awakenings" was made into a move with Robin Williams.