Conversion table of code and title changes
Subtitle: between second edition and third edition [of the] Dictionary of occupational titles.
Contributors: United States Employment Service.
Publisher: For sale by the Superintendent of Documents, U. S. Govt. Print. Off.
Published: 1965
Place of publication: [Washington
Language: eng
Number of pages: 1044
Subjects: Occupations -- Terminology.; Occupations -- Classification.