Columbia subject headings:
Apprentices--New York (State)--New York.
Clothing trade--New York (State)--New York.
Manual training--New York (State)--New York.
Technical education--New York (State)--New York.
Harvard subject headings:
Apprentices--New York (State)--New York.
Clothing trade--New York (State)--New York
Manual training--New York (State)--New York.
Technical education--New York (State)--New York.
Princeton subject headings: