The standard thesaurus of subject terminology for small and medium-sized libraries since 1923. Last published in 2018. Delivering a core list of key headings, together with patterns and examples to guide the cataloger in creating further headings as required, Sears List of Subject Headings has been the standard thesaurus of subject terminology for small and medium-sized libraries for almost a century. Contents: Preface; Principles of the Sears List of Subject Headings; Checking and Adding Headings; Sample Page of Checking; Headings to be Added by the Cataloger; ‘Key’ Headings; List of Subdivisions; Sears List of Subject Headings.