What is another word for pressmark?
Pronunciation: [pɹˈɛsmɑːk] (IPA) 
Pressmark is defined as a unique number or label that identifies a specific book or document. There are many synonyms for the word pressmark, including call number, shelf mark, classification number, accession number, and location identifier. A call number is used to identify a particular book in a library according to its subject matter and author. Shelf mark is another term used to designate a specific position on a library shelf where a particular book can be found. Classification number is assigned to a book based on its subject matter, while the accession number is a unique identifier given to a book when it is added to a library's collection. Location identifier is a more general term that describes any label or number used to mark a specific physical location of an object.
