Columbia subject headings:
Men--Ontario--Thunder Bay--Social conditions.
Working class--Ontario--Thunder Bay--Case studies.
Working class--Ontario--Thunder Bay.
Harvard subject headings:
Men--Ontario--Thunder Bay.
Working class--Ontario--Thunder Bay--Case studies.
Working class--Ontario--Thunder Bay.
Princeton subject headings:
Case studies.
Men--Ontario--Thunder Bay--Social conditions.
Working class--Ontario--Thunder Bay--Case studies.
Working class--Ontario--Thunder Bay.