1. "Sit-down," Title: "Sit-down," Date: 1937. Author: Seidman, Joel, 1906-1977. Collecting Area: Political Pamphlets Call number: HD 5324 A6 S444 1937 LOCAL
2. A labor party for America? Title: A labor party for America? Date: 1936. Author: Seidman, Joel, 1906-1977. Collecting Area: Political Pamphlets Call number: HD 8076 S45 1936 LOCAL
3. Introduction to labor problems. Title: Introduction to labor problems. Date: 1936. Author: Seidman, Joel, 1906-1977. Collecting Area: Political Pamphlets Call number: HD 6511 S43 1936b LOCAL
4. Introduction to labor problems Title: Introduction to labor problems Date: 1936. Author: Seidman, Joel, 1906-1977. Collecting Area: Political Pamphlets Call number: HD 6511 S45 1936 LOCAL