Columbia subject headings:
Harvard subject headings:
Meat industry and trade--Austria--Vienna--Employees--Social conditions.
Meat industry and trade--Austria--Vienna--History.
Schlachthof St. Marx--History.
Slaughtering and slaughter-houses--Austria--Vienna--History.
Work environment--Austria--Vienna--History.
Princeton subject headings:
Meat industry and trade--Austria--Vienna--Employees--Social conditions--History.
Meat industry and trade--Austria--Vienna--History.
Schlachthof St. Marx--History.
Slaughtering and slaughter-houses--Austria--Vienna--History.
Work environment--Austria--Vienna--History.