[["Phineas Taylor Barnum started his circus in 1871.", 7.0], ["P.T. Barnum entered the circus business aprox. 1870 and toured under canvas tents in 1871 and by 1872 had begun skipping smaller towns by putting the circus on railroad cars and playing the larger towns, running excursion trains from smaller towns. ", 2.0]]
when did pt barnum start the circus
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