Columbia subject headings:
Aeronautics--Law and legislation.
International and municipal law--United States.
Lee, Arthur Albertus.
Lee, Mary Elizabeth.
Limited liability.
Harvard subject headings:
Aeronautics--Law and legislation
International Conference on Private Law Affecting Air Questions (2nd : 1929 : Warsaw)
International and municipal law--United States.
Lee, Arthur Albertus.
Lee, Mary Elizabeth.
Limited liability
Warsaw Convention
Princeton subject headings: