- Listenly
- Public Library
- Project Gutenberg
- Labor unions — United States
Labor unions — United States — Audiobooks
The Iron Puddler: My Life in the Rolling Mills and What Came of It
by James J. (James John) Davis
The Great Strike on the "Q"
by John A. Hall
Beneficiary Features of American Trade Unions
by James Boyd Kennedy
The Rights of Labor
by William H. (William Howard) Taft