Renaissance technical drawing

Pages from an imagined Renaissance inventor's notebook: ornithopters, water screws and gear studies in sepia ink and cross-hatching on aged, foxed parchment, some annotated in mirror script.

16 Renaissance technical drawing wallpapers (11 for desktop, 1 for phones, 4 square), each free to download in 4K as PNG or JPEG. Often tagged aged parchment, cross-hatching, renaissance technical drawing, aged parchment texture, sepia tone and technical drawing.