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![Socialists in Union Square, N.Y.C. [large crowd] Photo, 1 May 1912 - Bain Coll., 1912. Creator: Bain News Service.](https://d21cmcylgnyv91.cloudfront.net/pZvKd2vtCz6hZw1104r99Ai0WVg=/fit-in/224x/3018895.jpg "Socialists in Union Square, N.Y.C. [large crowd] Photo, 1 May 1912 - Bain Coll., 1912. Creator: Bain News Service.")
![Penn. R.R. [i.e., Railroad] men talk strike, 1910. Creator: Bain News Service.](https://d21cmcylgnyv91.cloudfront.net/eSCDdkEVov7-njucom8yfTwHXjg=/fit-in/224x/3014570.jpg "Penn. R.R. [i.e., Railroad] men talk strike, 1910. Creator: Bain News Service.")
