go.on1[.]com/paper-textures-free-download.html?utm_campaign=Engage_PaperTextures_4-21&utm_source=All&utm_medium=email
At just a bit short of 400MB, the zipped file includes 10 jpg images, at about 6500 X 5000 pixels. They're not textures in the sense of having some sort of weave [though 3 have a Very light crosshatch, and 2 have wrinkles], but for example pictures of a slab of marble.