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Hellraisers Journal – Thursday February 4, 1904
“The Story of the Colorado Bull Pen” by Allan W. Ricker
From the Appeal to Reason of January 30, 1904
-The Colorado Bullpen by Cartoonist G. H. Lockwood:
Striking Miner’s Wife and Child
From the American Labor Union Journal of February 4, 1904
-“The Colorado Bull Pen” by Allan W. Ricker:
