This set of 23 volumes, originally published between 1952 and 1996, amalgamates a wide breadth of research on the subject of phonetics and phonology, including studies on the axiomatic method, nonlinear phonology, and prosodic phonology. This collection of books from some of the leading scholars in the field provides a comprehensive overview of the subject how it has evolved over time, and will be of particular interest to students of language and linguistics.