ephemera
ɪˈfɛm(ə)rə,-ˈfiːm-/
noun
things that exist or are used or enjoyed for only a short time.
“there were papers, letters, old boxes—all sorts of ephemera”
collectable items that were originally expected to have only short-term usefulness or popularity.
“Mickey Mouse ephemera”
From an art journal perspective, ephemera includes almost any paper element that you can glue onto your pages – ranging from old book pages, letters and Victorian imagery to ticket stubs, receipts and mail order catalogues and collage and scrapbook papers.