There are many thin items, which get chewed up by the depressible book return bin. Non-paper items like records are often issued as part of books or journals, and the librarians don't like to separate the parts, though they require different storage conditions. The bibliography of music is scanty, so it is usually impossible to tell if you have a rare item in your library. About a third to a half of those attending said they were currently collecting clippings. Many of those present worked with photographs all the time.
Scrapbooks are common.
One museum has 2500 costumes and lots of pieces of other costumes. Photographs and other artifacts that have prestige value or public appeal are likely to be displayed to death, and mass damage may result from ill- advised administrative decisions made without the benefit of consultation with curators or conservators. Costs and Figures Scrapbooks and photo albums are a big problem, especially if they are heavily used, because conservation is so time-consuming. Costumes can be cleaned either by dry cleaning or washing, and can either be sent out to a trusted outside organization or washed in-house by a costume conservator using special techniques. Not all forgeries are worthless.