antiquarian archives binding boards books browning close-up cloth corners covers culture damage damaged deckled edge discoloration discolouration dog-eared dusty edge edging editions fabric foxing fragile frayed hardcover leaves libraries library old pages restoration spine tattered texture textures value wear abundance appearance bundles color coloration colored colorful colors colour coloured colourful colours display edges for-sale plastic quantities quantity ties abstract backdrop background baked biscuits bread-substitute brown crisp crispy crunchy diet dietary dietary-biscuits dietary-substitute dieting dry edible food hard multi-grain multi-grained on-edge sandwich-substitute surface surfaces textured weight-reduction angles architectural cover covered covering dark elements exterior external height high light lines perspectives protection protective roof roof-area roofing rooftop rows shade shadows shapes sunlight sunshine tiles tiling wavy print text