Z Book Arts – Bibliography, Library Science
ZA Authorship
ZD Writing
ZL Publishing and Bookselling
ZH Printing
ZK Binding
ZT Bibliography
ZX National Bibliography (local list)
ZY Literary History
ZZ Selection of Readiing (with local list)
The local list (a list of places) 11-99 and then refine
The language list
F01 etc
Cutters for Author, Title, Topics, Collections, Societies, Periodicals or Journals, Newspapers
individual starts and constellations
IN59 | X,Y,Z | Insular Languages (English, Celtic, Anglo-Romance)
P566 | X,Y,Z | Philology, Language, Linguistics