Columbia subject headings:
Atlantic Heights (Portsmouth, N.H.)--History.
Portsmouth (N.H.)--History.
Shipbuilding industry--Employees--New Hampshire--Portsmouth--History--20th century.
Harvard subject headings:
Atlantic Heights (Portsmouth, N.H.)--History.
Portsmouth (N.H.)--History.
Shipbuilding industry--Employees--Housing--New Hampshire--Portsmouth--History--20th century.
Shipbuilding industry--Employees--New Hampshire--Portsmouth--History--20th century.
Shipbuilding industry--New Hampshire--Portsmouth--Employees--History--20th century.
Princeton subject headings:
Atlantic Heights (Portsmouth, N.H.)--History.
Portsmouth (N.H.)--History.
Shipbuilding industry--Employees--Housing--New Hampshire--Portsmouth--History--20th century.