Named Collections: In recent years Houghton has instituted the practice of selectively identifying named collections in the catalog record by adding a 710 field for the collection. This has been done to explicitly identify individual items as part of the collection. Usually (but not always) this is because the collections are dispersed within Houghton rather than kept together physically, e.g., given their own classification; in this way they may be kept together as ―virtual‖ collections. Examples include