Charter of the city of Los Angeles, annotated : as adopted January 22, 1925, amended January 18, 1927, amended January 15, 1929, amended January 9, 1931, amended January 10, 1933, amended May 15, 1933, amended January 9, 1935 /

Mode of access: Internet.

Laws (abstract) and board rulings regulating the practice of medicine in the United States and brief statements regarding medical registration abroad. Revised to January 15, 1931.

Mode of access: Internet.

Summary of selected injury experience and worktime for the mining industry in the United States, 1931-77 /

Chiefly tables.