P.T. Barnum made a name for himself with his traveling curiosity show, but much of his success derived from exploitation of others.
P. T. Barnum - Wikipedia
P.T. Barnum, Biography, Circus, Facts, & Quotes
P.T. BARNUM. STRUGGLES AND TRIUMPHS FORTY YEARS' RECOLLECTIONS. --- MAP OF BUSY LIFE. Full title BIOGRAPHY COMPLETE TO APRIL, 1872. AUTHOR'S EDITION.
P.T. Barnum Autobiography, 1873. Struggles & Triumphs or 40 Years' Recollection
P. T. Barnum : every crowd has a silver lining : Streissguth, Thomas, 1958- : Free Download, Borrow, and Streaming : Internet Archive
P.T. Barnum Isn't the Hero the 'Greatest Showman' Wants You to Think, History
PT Barnum Biography - Daily Dose Documentary
84: The Greatest Showman Based on a True Story Podcast
What P. T. Barnum Understood About America
The Greatest Showman': Cruel, Racist History Goes Unmentioned in Flick
P.T. Barnum's Early Career - America Comes Alive
The Life of P. T. Barnum, Written by Himself: Barnum, P T.: 9780252069024: : Books
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The Life of PT Barnum